73538920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{227}}^1$

素因数の和:347

約数の個数: 128

約数和(自身を含む): 206841600

約数和(自身を除く): 133302680

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 89, 91, 104, 130, 140, 178, 182, 227, 260, 280, 356, 364, 445, 454, 455, 520, 623, 712, 728, 890, 908, 910, 1135, 1157, 1246, 1589, 1780, 1816, 1820, 2270, 2314, 2492, 2951, 3115, 3178, 3560, 3640, 4540, 4628, 4984, 5785, 5902, 6230, 6356, 7945, 8099, 9080, 9256, 11570, 11804, 12460, 12712, 14755, 15890, 16198, 20203, 20657, 23140, 23608, 24920, 29510, 31780, 32396, 40406, 40495, 41314, 46280, 59020, 63560, 64792, 80812, 80990, 82628, 101015, 103285, 118040, 141421, 161624, 161980, 165256, 202030, 206570, 262639, 282842, 323960, 404060, 413140, 525278, 565684, 707105, 808120, 826280, 1050556, 1131368, 1313195, 1414210, 1838473, 2101112, 2626390, 2828420, 3676946, 5252780, 5656840, 7353892, 9192365, 10505560, 14707784, 18384730, 36769460, 73538920]

約数ペア:

[(1, 73538920), (2, 36769460), (4, 18384730), (5, 14707784), (7, 10505560), (8, 9192365), (10, 7353892), (13, 5656840), (14, 5252780), (20, 3676946), (26, 2828420), (28, 2626390), (35, 2101112), (40, 1838473), (52, 1414210), (56, 1313195), (65, 1131368), (70, 1050556), (89, 826280), (91, 808120), (104, 707105), (130, 565684), (140, 525278), (178, 413140), (182, 404060), (227, 323960), (260, 282842), (280, 262639), (356, 206570), (364, 202030), (445, 165256), (454, 161980), (455, 161624), (520, 141421), (623, 118040), (712, 103285), (728, 101015), (890, 82628), (908, 80990), (910, 80812), (1135, 64792), (1157, 63560), (1246, 59020), (1589, 46280), (1780, 41314), (1816, 40495), (1820, 40406), (2270, 32396), (2314, 31780), (2492, 29510), (2951, 24920), (3115, 23608), (3178, 23140), (3560, 20657), (3640, 20203), (4540, 16198), (4628, 15890), (4984, 14755), (5785, 12712), (5902, 12460), (6230, 11804), (6356, 11570), (7945, 9256), (8099, 9080)]