19747981680

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{179}}^1\times {\mathrm{677}}^1$

素因数の和:976

約数の個数: 320

約数和(自身を含む): 71185443840

約数和(自身を除く): 51437462160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 97, 105, 112, 120, 140, 168, 179, 194, 210, 240, 280, 291, 336, 358, 388, 420, 485, 537, 560, 582, 677, 679, 716, 776, 840, 895, 970, 1074, 1164, 1253, 1354, 1358, 1432, 1455, 1552, 1680, 1790, 1940, 2031, 2037, 2148, 2328, 2506, 2685, 2708, 2716, 2864, 2910, 3385, 3395, 3580, 3759, 3880, 4062, 4074, 4296, 4656, 4739, 5012, 5370, 5416, 5432, 5820, 6265, 6770, 6790, 7160, 7518, 7760, 8124, 8148, 8592, 9478, 10024, 10155, 10185, 10740, 10832, 10864, 11640, 12530, 13540, 13580, 14217, 14320, 15036, 16248, 16296, 17363, 18795, 18956, 20048, 20310, 20370, 21480, 23280, 23695, 25060, 27080, 27160, 28434, 30072, 32496, 32592, 34726, 37590, 37912, 40620, 40740, 42960, 47390, 50120, 52089, 54160, 54320, 56868, 60144, 65669, 69452, 71085, 75180, 75824, 81240, 81480, 86815, 94780, 100240, 104178, 113736, 121183, 121541, 131338, 138904, 142170, 150360, 162480, 162960, 173630, 189560, 197007, 208356, 227472, 242366, 243082, 260445, 262676, 277808, 284340, 300720, 328345, 347260, 363549, 364623, 379120, 394014, 416712, 459683, 484732, 486164, 520890, 525352, 568680, 605915, 607705, 656690, 694520, 727098, 729246, 788028, 833424, 848281, 919366, 969464, 972328, 985035, 1041780, 1050704, 1137360, 1211830, 1215410, 1313380, 1379049, 1389040, 1454196, 1458492, 1576056, 1696562, 1817745, 1823115, 1838732, 1938928, 1944656, 1970070, 2083560, 2298415, 2423660, 2430820, 2544843, 2626760, 2758098, 2908392, 2916984, 3152112, 3393124, 3635490, 3646230, 3677464, 3940140, 4167120, 4241405, 4596830, 4847320, 4861640, 5089686, 5253520, 5516196, 5816784, 5833968, 6786248, 6895245, 7270980, 7292460, 7354928, 7880280, 8482810, 9193660, 9694640, 9723280, 10179372, 11032392, 11754751, 12724215, 13572496, 13790490, 14541960, 14584920, 15760560, 16965620, 18387320, 20358744, 22064784, 23509502, 25448430, 27580980, 29083920, 29169840, 33931240, 35264253, 36774640, 40717488, 47019004, 50896860, 55161960, 58773755, 67862480, 70528506, 82283257, 94038008, 101793720, 110323920, 117547510, 141057012, 164566514, 176321265, 188076016, 203587440, 235095020, 246849771, 282114024, 329133028, 352642530, 411416285, 470190040, 493699542, 564228048, 658266056, 705285060, 822832570, 940380080, 987399084, 1234248855, 1316532112, 1410570120, 1645665140, 1974798168, 2468497710, 2821140240, 3291330280, 3949596336, 4936995420, 6582660560, 9873990840, 19747981680]

約数ペア:

[(1, 19747981680), (2, 9873990840), (3, 6582660560), (4, 4936995420), (5, 3949596336), (6, 3291330280), (7, 2821140240), (8, 2468497710), (10, 1974798168), (12, 1645665140), (14, 1410570120), (15, 1316532112), (16, 1234248855), (20, 987399084), (21, 940380080), (24, 822832570), (28, 705285060), (30, 658266056), (35, 564228048), (40, 493699542), (42, 470190040), (48, 411416285), (56, 352642530), (60, 329133028), (70, 282114024), (80, 246849771), (84, 235095020), (97, 203587440), (105, 188076016), (112, 176321265), (120, 164566514), (140, 141057012), (168, 117547510), (179, 110323920), (194, 101793720), (210, 94038008), (240, 82283257), (280, 70528506), (291, 67862480), (336, 58773755), (358, 55161960), (388, 50896860), (420, 47019004), (485, 40717488), (537, 36774640), (560, 35264253), (582, 33931240), (677, 29169840), (679, 29083920), (716, 27580980), (776, 25448430), (840, 23509502), (895, 22064784), (970, 20358744), (1074, 18387320), (1164, 16965620), (1253, 15760560), (1354, 14584920), (1358, 14541960), (1432, 13790490), (1455, 13572496), (1552, 12724215), (1680, 11754751), (1790, 11032392), (1940, 10179372), (2031, 9723280), (2037, 9694640), (2148, 9193660), (2328, 8482810), (2506, 7880280), (2685, 7354928), (2708, 7292460), (2716, 7270980), (2864, 6895245), (2910, 6786248), (3385, 5833968), (3395, 5816784), (3580, 5516196), (3759, 5253520), (3880, 5089686), (4062, 4861640), (4074, 4847320), (4296, 4596830), (4656, 4241405), (4739, 4167120), (5012, 3940140), (5370, 3677464), (5416, 3646230), (5432, 3635490), (5820, 3393124), (6265, 3152112), (6770, 2916984), (6790, 2908392), (7160, 2758098), (7518, 2626760), (7760, 2544843), (8124, 2430820), (8148, 2423660), (8592, 2298415), (9478, 2083560), (10024, 1970070), (10155, 1944656), (10185, 1938928), (10740, 1838732), (10832, 1823115), (10864, 1817745), (11640, 1696562), (12530, 1576056), (13540, 1458492), (13580, 1454196), (14217, 1389040), (14320, 1379049), (15036, 1313380), (16248, 1215410), (16296, 1211830), (17363, 1137360), (18795, 1050704), (18956, 1041780), (20048, 985035), (20310, 972328), (20370, 969464), (21480, 919366), (23280, 848281), (23695, 833424), (25060, 788028), (27080, 729246), (27160, 727098), (28434, 694520), (30072, 656690), (32496, 607705), (32592, 605915), (34726, 568680), (37590, 525352), (37912, 520890), (40620, 486164), (40740, 484732), (42960, 459683), (47390, 416712), (50120, 394014), (52089, 379120), (54160, 364623), (54320, 363549), (56868, 347260), (60144, 328345), (65669, 300720), (69452, 284340), (71085, 277808), (75180, 262676), (75824, 260445), (81240, 243082), (81480, 242366), (86815, 227472), (94780, 208356), (100240, 197007), (104178, 189560), (113736, 173630), (121183, 162960), (121541, 162480), (131338, 150360), (138904, 142170)]