1289280720

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{239}}^1$

素因数の和:307

約数の個数: 480

約数和(自身を含む): 5228236800

約数和(自身を除く): 3938956080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 19, 20, 21, 24, 26, 28, 30, 35, 38, 39, 40, 42, 48, 52, 56, 57, 60, 65, 70, 76, 78, 80, 84, 91, 95, 104, 105, 112, 114, 120, 130, 133, 140, 152, 156, 168, 169, 182, 190, 195, 208, 210, 228, 239, 240, 247, 260, 266, 273, 280, 285, 304, 312, 336, 338, 364, 380, 390, 399, 420, 455, 456, 478, 494, 507, 520, 532, 546, 560, 570, 624, 665, 676, 717, 728, 741, 760, 780, 798, 840, 845, 910, 912, 956, 988, 1014, 1040, 1064, 1092, 1140, 1183, 1195, 1235, 1330, 1352, 1365, 1434, 1456, 1482, 1520, 1560, 1596, 1673, 1680, 1690, 1729, 1820, 1912, 1976, 1995, 2028, 2128, 2184, 2280, 2366, 2390, 2470, 2535, 2660, 2704, 2730, 2868, 2964, 3107, 3120, 3192, 3211, 3346, 3380, 3458, 3549, 3585, 3640, 3705, 3824, 3952, 3990, 4056, 4368, 4541, 4560, 4732, 4780, 4940, 5019, 5070, 5187, 5320, 5460, 5736, 5915, 5928, 6214, 6384, 6422, 6692, 6760, 6916, 7098, 7170, 7280, 7410, 7980, 8112, 8365, 8645, 9082, 9321, 9464, 9560, 9633, 9880, 10038, 10140, 10374, 10640, 10920, 11472, 11830, 11856, 12428, 12844, 13384, 13520, 13623, 13832, 14196, 14340, 14820, 15535, 15960, 16055, 16730, 17290, 17745, 18164, 18642, 18928, 19120, 19266, 19760, 20076, 20280, 20748, 21749, 21840, 22477, 22705, 23660, 24856, 25095, 25688, 25935, 26768, 27246, 27664, 28392, 28680, 29640, 31070, 31787, 31920, 32110, 33460, 34580, 35490, 36328, 37284, 38532, 40152, 40391, 40560, 41496, 43498, 44954, 45410, 46605, 47320, 48165, 49712, 50190, 51376, 51870, 54492, 56784, 57360, 59033, 59280, 62140, 63574, 64220, 65247, 66920, 67431, 68115, 69160, 70980, 72656, 74568, 77064, 80304, 80782, 82992, 86996, 89908, 90820, 93210, 94640, 95361, 96330, 100380, 103740, 108745, 108984, 112385, 118066, 121173, 124280, 127148, 128440, 130494, 133840, 134862, 136230, 138320, 141960, 149136, 154128, 158935, 161564, 173992, 177099, 179816, 181640, 186420, 190722, 192660, 200760, 201955, 207480, 217490, 217968, 224770, 236132, 242346, 248560, 254296, 256880, 260988, 269724, 272460, 282737, 283920, 295165, 317870, 323128, 326235, 337155, 347984, 354198, 359632, 363280, 372840, 381444, 385320, 401520, 403910, 413231, 414960, 434980, 449540, 472264, 476805, 484692, 508592, 521976, 539448, 544920, 565474, 590330, 605865, 635740, 646256, 652470, 674310, 708396, 745680, 762888, 767429, 770640, 807820, 826462, 848211, 869960, 885495, 899080, 944528, 953610, 969384, 1043952, 1078896, 1089840, 1130948, 1180660, 1211730, 1239693, 1271480, 1304940, 1348620, 1413685, 1416792, 1525776, 1534858, 1615640, 1652924, 1696422, 1739920, 1770990, 1798160, 1907220, 1938768, 2066155, 2261896, 2302287, 2361320, 2423460, 2479386, 2542960, 2609880, 2697240, 2827370, 2833584, 3069716, 3231280, 3305848, 3392844, 3541980, 3814440, 3837145, 4132310, 4241055, 4523792, 4604574, 4722640, 4846920, 4958772, 5219760, 5372003, 5394480, 5654740, 6139432, 6198465, 6611696, 6785688, 7083960, 7628880, 7674290, 8264620, 8482110, 9209148, 9693840, 9917544, 10744006, 11309480, 11511435, 12278864, 12396930, 13571376, 14167920, 15348580, 16116009, 16529240, 16964220, 18418296, 19835088, 21488012, 22618960, 23022870, 24793860, 26860015, 30697160, 32232018, 33058480, 33928440, 36836592, 42976024, 46045740, 49587720, 53720030, 61394320, 64464036, 67856880, 80580045, 85952048, 92091480, 99175440, 107440060, 128928072, 161160090, 184182960, 214880120, 257856144, 322320180, 429760240, 644640360, 1289280720]

約数ペア:

[(1, 1289280720), (2, 644640360), (3, 429760240), (4, 322320180), (5, 257856144), (6, 214880120), (7, 184182960), (8, 161160090), (10, 128928072), (12, 107440060), (13, 99175440), (14, 92091480), (15, 85952048), (16, 80580045), (19, 67856880), (20, 64464036), (21, 61394320), (24, 53720030), (26, 49587720), (28, 46045740), (30, 42976024), (35, 36836592), (38, 33928440), (39, 33058480), (40, 32232018), (42, 30697160), (48, 26860015), (52, 24793860), (56, 23022870), (57, 22618960), (60, 21488012), (65, 19835088), (70, 18418296), (76, 16964220), (78, 16529240), (80, 16116009), (84, 15348580), (91, 14167920), (95, 13571376), (104, 12396930), (105, 12278864), (112, 11511435), (114, 11309480), (120, 10744006), (130, 9917544), (133, 9693840), (140, 9209148), (152, 8482110), (156, 8264620), (168, 7674290), (169, 7628880), (182, 7083960), (190, 6785688), (195, 6611696), (208, 6198465), (210, 6139432), (228, 5654740), (239, 5394480), (240, 5372003), (247, 5219760), (260, 4958772), (266, 4846920), (273, 4722640), (280, 4604574), (285, 4523792), (304, 4241055), (312, 4132310), (336, 3837145), (338, 3814440), (364, 3541980), (380, 3392844), (390, 3305848), (399, 3231280), (420, 3069716), (455, 2833584), (456, 2827370), (478, 2697240), (494, 2609880), (507, 2542960), (520, 2479386), (532, 2423460), (546, 2361320), (560, 2302287), (570, 2261896), (624, 2066155), (665, 1938768), (676, 1907220), (717, 1798160), (728, 1770990), (741, 1739920), (760, 1696422), (780, 1652924), (798, 1615640), (840, 1534858), (845, 1525776), (910, 1416792), (912, 1413685), (956, 1348620), (988, 1304940), (1014, 1271480), (1040, 1239693), (1064, 1211730), (1092, 1180660), (1140, 1130948), (1183, 1089840), (1195, 1078896), (1235, 1043952), (1330, 969384), (1352, 953610), (1365, 944528), (1434, 899080), (1456, 885495), (1482, 869960), (1520, 848211), (1560, 826462), (1596, 807820), (1673, 770640), (1680, 767429), (1690, 762888), (1729, 745680), (1820, 708396), (1912, 674310), (1976, 652470), (1995, 646256), (2028, 635740), (2128, 605865), (2184, 590330), (2280, 565474), (2366, 544920), (2390, 539448), (2470, 521976), (2535, 508592), (2660, 484692), (2704, 476805), (2730, 472264), (2868, 449540), (2964, 434980), (3107, 414960), (3120, 413231), (3192, 403910), (3211, 401520), (3346, 385320), (3380, 381444), (3458, 372840), (3549, 363280), (3585, 359632), (3640, 354198), (3705, 347984), (3824, 337155), (3952, 326235), (3990, 323128), (4056, 317870), (4368, 295165), (4541, 283920), (4560, 282737), (4732, 272460), (4780, 269724), (4940, 260988), (5019, 256880), (5070, 254296), (5187, 248560), (5320, 242346), (5460, 236132), (5736, 224770), (5915, 217968), (5928, 217490), (6214, 207480), (6384, 201955), (6422, 200760), (6692, 192660), (6760, 190722), (6916, 186420), (7098, 181640), (7170, 179816), (7280, 177099), (7410, 173992), (7980, 161564), (8112, 158935), (8365, 154128), (8645, 149136), (9082, 141960), (9321, 138320), (9464, 136230), (9560, 134862), (9633, 133840), (9880, 130494), (10038, 128440), (10140, 127148), (10374, 124280), (10640, 121173), (10920, 118066), (11472, 112385), (11830, 108984), (11856, 108745), (12428, 103740), (12844, 100380), (13384, 96330), (13520, 95361), (13623, 94640), (13832, 93210), (14196, 90820), (14340, 89908), (14820, 86996), (15535, 82992), (15960, 80782), (16055, 80304), (16730, 77064), (17290, 74568), (17745, 72656), (18164, 70980), (18642, 69160), (18928, 68115), (19120, 67431), (19266, 66920), (19760, 65247), (20076, 64220), (20280, 63574), (20748, 62140), (21749, 59280), (21840, 59033), (22477, 57360), (22705, 56784), (23660, 54492), (24856, 51870), (25095, 51376), (25688, 50190), (25935, 49712), (26768, 48165), (27246, 47320), (27664, 46605), (28392, 45410), (28680, 44954), (29640, 43498), (31070, 41496), (31787, 40560), (31920, 40391), (32110, 40152), (33460, 38532), (34580, 37284), (35490, 36328)]