90401220

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{5519}}^1$

素因数の和:5554

約数の個数: 144

約数和(自身を含む): 337559040

約数和(自身を除く): 247157820

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, 5519, 8190, 11038, 16380, 16557, 22076, 27595, 33114, 38633, 49671, 55190, 66228, 71747, 77266, 82785, 99342, 110380, 115899, 143494, 154532, 165570, 193165, 198684, 215241, 231798, 248355, 286988, 331140, 347697, 358735, 386330, 430482, 463596, 496710, 502229, 579495, 645723, 695394, 717470, 772660, 860964, 993420, 1004458, 1076205, 1158990, 1291446, 1390788, 1434940, 1506687, 1738485, 2008916, 2152410, 2317980, 2511145, 2582892, 3013374, 3228615, 3476970, 4304820, 4520061, 5022290, 6026748, 6457230, 6953940, 7533435, 9040122, 10044580, 12914460, 15066870, 18080244, 22600305, 30133740, 45200610, 90401220]

約数ペア:

[(1, 90401220), (2, 45200610), (3, 30133740), (4, 22600305), (5, 18080244), (6, 15066870), (7, 12914460), (9, 10044580), (10, 9040122), (12, 7533435), (13, 6953940), (14, 6457230), (15, 6026748), (18, 5022290), (20, 4520061), (21, 4304820), (26, 3476970), (28, 3228615), (30, 3013374), (35, 2582892), (36, 2511145), (39, 2317980), (42, 2152410), (45, 2008916), (52, 1738485), (60, 1506687), (63, 1434940), (65, 1390788), (70, 1291446), (78, 1158990), (84, 1076205), (90, 1004458), (91, 993420), (105, 860964), (117, 772660), (126, 717470), (130, 695394), (140, 645723), (156, 579495), (180, 502229), (182, 496710), (195, 463596), (210, 430482), (234, 386330), (252, 358735), (260, 347697), (273, 331140), (315, 286988), (364, 248355), (390, 231798), (420, 215241), (455, 198684), (468, 193165), (546, 165570), (585, 154532), (630, 143494), (780, 115899), (819, 110380), (910, 99342), (1092, 82785), (1170, 77266), (1260, 71747), (1365, 66228), (1638, 55190), (1820, 49671), (2340, 38633), (2730, 33114), (3276, 27595), (4095, 22076), (5460, 16557), (5519, 16380), (8190, 11038)]