645529080

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{461}}^1\times {\mathrm{1667}}^1$

素因数の和:2149

約数の個数: 128

約数和(自身を含む): 2219374080

約数和(自身を除く): 1573845000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 461, 840, 922, 1383, 1667, 1844, 2305, 2766, 3227, 3334, 3688, 4610, 5001, 5532, 6454, 6668, 6915, 8335, 9220, 9681, 10002, 11064, 11669, 12908, 13336, 13830, 16135, 16670, 18440, 19362, 20004, 23338, 25005, 25816, 27660, 32270, 33340, 35007, 38724, 40008, 46676, 48405, 50010, 55320, 58345, 64540, 66680, 70014, 77448, 93352, 96810, 100020, 116690, 129080, 140028, 175035, 193620, 200040, 233380, 280056, 350070, 387240, 466760, 700140, 768487, 1400280, 1536974, 2305461, 3073948, 3842435, 4610922, 5379409, 6147896, 7684870, 9221844, 10758818, 11527305, 15369740, 16138227, 18443688, 21517636, 23054610, 26897045, 30739480, 32276454, 43035272, 46109220, 53794090, 64552908, 80691135, 92218440, 107588180, 129105816, 161382270, 215176360, 322764540, 645529080]

約数ペア:

[(1, 645529080), (2, 322764540), (3, 215176360), (4, 161382270), (5, 129105816), (6, 107588180), (7, 92218440), (8, 80691135), (10, 64552908), (12, 53794090), (14, 46109220), (15, 43035272), (20, 32276454), (21, 30739480), (24, 26897045), (28, 23054610), (30, 21517636), (35, 18443688), (40, 16138227), (42, 15369740), (56, 11527305), (60, 10758818), (70, 9221844), (84, 7684870), (105, 6147896), (120, 5379409), (140, 4610922), (168, 3842435), (210, 3073948), (280, 2305461), (420, 1536974), (461, 1400280), (840, 768487), (922, 700140), (1383, 466760), (1667, 387240), (1844, 350070), (2305, 280056), (2766, 233380), (3227, 200040), (3334, 193620), (3688, 175035), (4610, 140028), (5001, 129080), (5532, 116690), (6454, 100020), (6668, 96810), (6915, 93352), (8335, 77448), (9220, 70014), (9681, 66680), (10002, 64540), (11064, 58345), (11669, 55320), (12908, 50010), (13336, 48405), (13830, 46676), (16135, 40008), (16670, 38724), (18440, 35007), (19362, 33340), (20004, 32270), (23338, 27660), (25005, 25816)]