1539070640

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{179}}^1\times {\mathrm{3467}}^1$

素因数の和:3690

約数の個数: 80

約数和(自身を含む): 3715476480

約数和(自身を除く): 2176405840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 179, 248, 310, 358, 496, 620, 716, 895, 1240, 1432, 1790, 2480, 2864, 3467, 3580, 5549, 6934, 7160, 11098, 13868, 14320, 17335, 22196, 27736, 27745, 34670, 44392, 55472, 55490, 69340, 88784, 107477, 110980, 138680, 214954, 221960, 277360, 429908, 443920, 537385, 620593, 859816, 1074770, 1241186, 1719632, 2149540, 2482372, 3102965, 4299080, 4964744, 6205930, 8598160, 9929488, 12411860, 19238383, 24823720, 38476766, 49647440, 76953532, 96191915, 153907064, 192383830, 307814128, 384767660, 769535320, 1539070640]

約数ペア:

[(1, 1539070640), (2, 769535320), (4, 384767660), (5, 307814128), (8, 192383830), (10, 153907064), (16, 96191915), (20, 76953532), (31, 49647440), (40, 38476766), (62, 24823720), (80, 19238383), (124, 12411860), (155, 9929488), (179, 8598160), (248, 6205930), (310, 4964744), (358, 4299080), (496, 3102965), (620, 2482372), (716, 2149540), (895, 1719632), (1240, 1241186), (1432, 1074770), (1790, 859816), (2480, 620593), (2864, 537385), (3467, 443920), (3580, 429908), (5549, 277360), (6934, 221960), (7160, 214954), (11098, 138680), (13868, 110980), (14320, 107477), (17335, 88784), (22196, 69340), (27736, 55490), (27745, 55472), (34670, 44392)]