90903780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1481}}^1$

素因数の和:1538

約数の個数: 144

約数和(自身を含む): 310722048

約数和(自身を除く): 219818268

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 31, 33, 36, 44, 45, 55, 60, 62, 66, 90, 93, 99, 110, 124, 132, 155, 165, 180, 186, 198, 220, 279, 310, 330, 341, 372, 396, 465, 495, 558, 620, 660, 682, 930, 990, 1023, 1116, 1364, 1395, 1481, 1705, 1860, 1980, 2046, 2790, 2962, 3069, 3410, 4092, 4443, 5115, 5580, 5924, 6138, 6820, 7405, 8886, 10230, 12276, 13329, 14810, 15345, 16291, 17772, 20460, 22215, 26658, 29620, 30690, 32582, 44430, 45911, 48873, 53316, 61380, 65164, 66645, 81455, 88860, 91822, 97746, 133290, 137733, 146619, 162910, 183644, 195492, 229555, 244365, 266580, 275466, 293238, 325820, 413199, 459110, 488730, 505021, 550932, 586476, 688665, 733095, 826398, 918220, 977460, 1010042, 1377330, 1466190, 1515063, 1652796, 2020084, 2065995, 2525105, 2754660, 2932380, 3030126, 4131990, 4545189, 5050210, 6060252, 7575315, 8263980, 9090378, 10100420, 15150630, 18180756, 22725945, 30301260, 45451890, 90903780]

約数ペア:

[(1, 90903780), (2, 45451890), (3, 30301260), (4, 22725945), (5, 18180756), (6, 15150630), (9, 10100420), (10, 9090378), (11, 8263980), (12, 7575315), (15, 6060252), (18, 5050210), (20, 4545189), (22, 4131990), (30, 3030126), (31, 2932380), (33, 2754660), (36, 2525105), (44, 2065995), (45, 2020084), (55, 1652796), (60, 1515063), (62, 1466190), (66, 1377330), (90, 1010042), (93, 977460), (99, 918220), (110, 826398), (124, 733095), (132, 688665), (155, 586476), (165, 550932), (180, 505021), (186, 488730), (198, 459110), (220, 413199), (279, 325820), (310, 293238), (330, 275466), (341, 266580), (372, 244365), (396, 229555), (465, 195492), (495, 183644), (558, 162910), (620, 146619), (660, 137733), (682, 133290), (930, 97746), (990, 91822), (1023, 88860), (1116, 81455), (1364, 66645), (1395, 65164), (1481, 61380), (1705, 53316), (1860, 48873), (1980, 45911), (2046, 44430), (2790, 32582), (2962, 30690), (3069, 29620), (3410, 26658), (4092, 22215), (4443, 20460), (5115, 17772), (5580, 16291), (5924, 15345), (6138, 14810), (6820, 13329), (7405, 12276), (8886, 10230)]