79831920

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1$

素因数の和:144

約数の個数: 320

約数和(自身を含む): 309980160

約数和(自身を除く): 230148240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 19, 20, 21, 24, 28, 30, 35, 38, 40, 41, 42, 48, 56, 57, 60, 61, 70, 76, 80, 82, 84, 95, 105, 112, 114, 120, 122, 123, 133, 140, 152, 164, 168, 183, 190, 205, 210, 228, 240, 244, 246, 266, 280, 285, 287, 304, 305, 328, 336, 366, 380, 399, 410, 420, 427, 456, 488, 492, 532, 560, 570, 574, 610, 615, 656, 665, 732, 760, 779, 798, 820, 840, 854, 861, 912, 915, 976, 984, 1064, 1140, 1148, 1159, 1220, 1230, 1281, 1330, 1435, 1464, 1520, 1558, 1596, 1640, 1680, 1708, 1722, 1830, 1968, 1995, 2128, 2135, 2280, 2296, 2318, 2337, 2440, 2460, 2501, 2562, 2660, 2870, 2928, 3116, 3192, 3280, 3416, 3444, 3477, 3660, 3895, 3990, 4270, 4305, 4560, 4592, 4636, 4674, 4880, 4920, 5002, 5124, 5320, 5453, 5740, 5795, 6232, 6384, 6405, 6832, 6888, 6954, 7320, 7503, 7790, 7980, 8113, 8540, 8610, 9272, 9348, 9840, 10004, 10248, 10640, 10906, 11480, 11590, 11685, 12464, 12505, 12810, 13776, 13908, 14640, 15006, 15580, 15960, 16226, 16359, 17080, 17220, 17385, 17507, 18544, 18696, 20008, 20496, 21812, 22960, 23180, 23370, 24339, 25010, 25620, 27265, 27816, 30012, 31160, 31920, 32452, 32718, 34160, 34440, 34770, 35014, 37392, 37515, 40016, 40565, 43624, 46360, 46740, 47519, 48678, 50020, 51240, 52521, 54530, 55632, 60024, 62320, 64904, 65436, 68880, 69540, 70028, 75030, 81130, 81795, 87248, 87535, 92720, 93480, 95038, 97356, 100040, 102480, 105042, 109060, 120048, 121695, 129808, 130872, 139080, 140056, 142557, 150060, 162260, 163590, 175070, 186960, 190076, 194712, 200080, 210084, 218120, 237595, 243390, 261744, 262605, 278160, 280112, 285114, 300120, 324520, 327180, 332633, 350140, 380152, 389424, 420168, 436240, 475190, 486780, 525210, 570228, 600240, 649040, 654360, 665266, 700280, 712785, 760304, 840336, 950380, 973560, 997899, 1050420, 1140456, 1308720, 1330532, 1400560, 1425570, 1663165, 1900760, 1947120, 1995798, 2100840, 2280912, 2661064, 2851140, 3326330, 3801520, 3991596, 4201680, 4989495, 5322128, 5702280, 6652660, 7983192, 9978990, 11404560, 13305320, 15966384, 19957980, 26610640, 39915960, 79831920]

約数ペア:

[(1, 79831920), (2, 39915960), (3, 26610640), (4, 19957980), (5, 15966384), (6, 13305320), (7, 11404560), (8, 9978990), (10, 7983192), (12, 6652660), (14, 5702280), (15, 5322128), (16, 4989495), (19, 4201680), (20, 3991596), (21, 3801520), (24, 3326330), (28, 2851140), (30, 2661064), (35, 2280912), (38, 2100840), (40, 1995798), (41, 1947120), (42, 1900760), (48, 1663165), (56, 1425570), (57, 1400560), (60, 1330532), (61, 1308720), (70, 1140456), (76, 1050420), (80, 997899), (82, 973560), (84, 950380), (95, 840336), (105, 760304), (112, 712785), (114, 700280), (120, 665266), (122, 654360), (123, 649040), (133, 600240), (140, 570228), (152, 525210), (164, 486780), (168, 475190), (183, 436240), (190, 420168), (205, 389424), (210, 380152), (228, 350140), (240, 332633), (244, 327180), (246, 324520), (266, 300120), (280, 285114), (285, 280112), (287, 278160), (304, 262605), (305, 261744), (328, 243390), (336, 237595), (366, 218120), (380, 210084), (399, 200080), (410, 194712), (420, 190076), (427, 186960), (456, 175070), (488, 163590), (492, 162260), (532, 150060), (560, 142557), (570, 140056), (574, 139080), (610, 130872), (615, 129808), (656, 121695), (665, 120048), (732, 109060), (760, 105042), (779, 102480), (798, 100040), (820, 97356), (840, 95038), (854, 93480), (861, 92720), (912, 87535), (915, 87248), (976, 81795), (984, 81130), (1064, 75030), (1140, 70028), (1148, 69540), (1159, 68880), (1220, 65436), (1230, 64904), (1281, 62320), (1330, 60024), (1435, 55632), (1464, 54530), (1520, 52521), (1558, 51240), (1596, 50020), (1640, 48678), (1680, 47519), (1708, 46740), (1722, 46360), (1830, 43624), (1968, 40565), (1995, 40016), (2128, 37515), (2135, 37392), (2280, 35014), (2296, 34770), (2318, 34440), (2337, 34160), (2440, 32718), (2460, 32452), (2501, 31920), (2562, 31160), (2660, 30012), (2870, 27816), (2928, 27265), (3116, 25620), (3192, 25010), (3280, 24339), (3416, 23370), (3444, 23180), (3477, 22960), (3660, 21812), (3895, 20496), (3990, 20008), (4270, 18696), (4305, 18544), (4560, 17507), (4592, 17385), (4636, 17220), (4674, 17080), (4880, 16359), (4920, 16226), (5002, 15960), (5124, 15580), (5320, 15006), (5453, 14640), (5740, 13908), (5795, 13776), (6232, 12810), (6384, 12505), (6405, 12464), (6832, 11685), (6888, 11590), (6954, 11480), (7320, 10906), (7503, 10640), (7790, 10248), (7980, 10004), (8113, 9840), (8540, 9348), (8610, 9272)]