78874740

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{1061}}^1$

素因数の和:1142

約数の個数: 144

約数和(自身を含む): 278328960

約数和(自身を除く): 199454220

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 59, 60, 63, 70, 84, 90, 105, 118, 126, 140, 177, 180, 210, 236, 252, 295, 315, 354, 413, 420, 531, 590, 630, 708, 826, 885, 1061, 1062, 1180, 1239, 1260, 1652, 1770, 2065, 2122, 2124, 2478, 2655, 3183, 3540, 3717, 4130, 4244, 4956, 5305, 5310, 6195, 6366, 7427, 7434, 8260, 9549, 10610, 10620, 12390, 12732, 14854, 14868, 15915, 18585, 19098, 21220, 22281, 24780, 29708, 31830, 37135, 37170, 38196, 44562, 47745, 62599, 63660, 66843, 74270, 74340, 89124, 95490, 111405, 125198, 133686, 148540, 187797, 190980, 222810, 250396, 267372, 312995, 334215, 375594, 438193, 445620, 563391, 625990, 668430, 751188, 876386, 938985, 1126782, 1251980, 1314579, 1336860, 1752772, 1877970, 2190965, 2253564, 2629158, 2816955, 3755940, 3943737, 4381930, 5258316, 5633910, 6572895, 7887474, 8763860, 11267820, 13145790, 15774948, 19718685, 26291580, 39437370, 78874740]

約数ペア:

[(1, 78874740), (2, 39437370), (3, 26291580), (4, 19718685), (5, 15774948), (6, 13145790), (7, 11267820), (9, 8763860), (10, 7887474), (12, 6572895), (14, 5633910), (15, 5258316), (18, 4381930), (20, 3943737), (21, 3755940), (28, 2816955), (30, 2629158), (35, 2253564), (36, 2190965), (42, 1877970), (45, 1752772), (59, 1336860), (60, 1314579), (63, 1251980), (70, 1126782), (84, 938985), (90, 876386), (105, 751188), (118, 668430), (126, 625990), (140, 563391), (177, 445620), (180, 438193), (210, 375594), (236, 334215), (252, 312995), (295, 267372), (315, 250396), (354, 222810), (413, 190980), (420, 187797), (531, 148540), (590, 133686), (630, 125198), (708, 111405), (826, 95490), (885, 89124), (1061, 74340), (1062, 74270), (1180, 66843), (1239, 63660), (1260, 62599), (1652, 47745), (1770, 44562), (2065, 38196), (2122, 37170), (2124, 37135), (2478, 31830), (2655, 29708), (3183, 24780), (3540, 22281), (3717, 21220), (4130, 19098), (4244, 18585), (4956, 15915), (5305, 14868), (5310, 14854), (6195, 12732), (6366, 12390), (7427, 10620), (7434, 10610), (8260, 9549)]