904978620

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{55249}}^1$

素因数の和:55284

約数の個数: 144

約数和(自身を含む): 3378648000

約数和(自身を除く): 2473669380

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 28, 30, 35, 36, 39, 42, 45, 52, 60, 63, 65, 70, 78, 84, 90, 91, 105, 117, 126, 130, 140, 156, 180, 182, 195, 210, 234, 252, 260, 273, 315, 364, 390, 420, 455, 468, 546, 585, 630, 780, 819, 910, 1092, 1170, 1260, 1365, 1638, 1820, 2340, 2730, 3276, 4095, 5460, 8190, 16380, 55249, 110498, 165747, 220996, 276245, 331494, 386743, 497241, 552490, 662988, 718237, 773486, 828735, 994482, 1104980, 1160229, 1436474, 1546972, 1657470, 1933715, 1988964, 2154711, 2320458, 2486205, 2872948, 3314940, 3480687, 3591185, 3867430, 4309422, 4640916, 4972410, 5027659, 5801145, 6464133, 6961374, 7182370, 7734860, 8618844, 9944820, 10055318, 10773555, 11602290, 12928266, 13922748, 14364740, 15082977, 17403435, 20110636, 21547110, 23204580, 25138295, 25856532, 30165954, 32320665, 34806870, 43094220, 45248931, 50276590, 60331908, 64641330, 69613740, 75414885, 90497862, 100553180, 129282660, 150829770, 180995724, 226244655, 301659540, 452489310, 904978620]

約数ペア:

[(1, 904978620), (2, 452489310), (3, 301659540), (4, 226244655), (5, 180995724), (6, 150829770), (7, 129282660), (9, 100553180), (10, 90497862), (12, 75414885), (13, 69613740), (14, 64641330), (15, 60331908), (18, 50276590), (20, 45248931), (21, 43094220), (26, 34806870), (28, 32320665), (30, 30165954), (35, 25856532), (36, 25138295), (39, 23204580), (42, 21547110), (45, 20110636), (52, 17403435), (60, 15082977), (63, 14364740), (65, 13922748), (70, 12928266), (78, 11602290), (84, 10773555), (90, 10055318), (91, 9944820), (105, 8618844), (117, 7734860), (126, 7182370), (130, 6961374), (140, 6464133), (156, 5801145), (180, 5027659), (182, 4972410), (195, 4640916), (210, 4309422), (234, 3867430), (252, 3591185), (260, 3480687), (273, 3314940), (315, 2872948), (364, 2486205), (390, 2320458), (420, 2154711), (455, 1988964), (468, 1933715), (546, 1657470), (585, 1546972), (630, 1436474), (780, 1160229), (819, 1104980), (910, 994482), (1092, 828735), (1170, 773486), (1260, 718237), (1365, 662988), (1638, 552490), (1820, 497241), (2340, 386743), (2730, 331494), (3276, 276245), (4095, 220996), (5460, 165747), (8190, 110498), (16380, 55249)]