281036321620

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{251}}^1\times {\mathrm{1163}}^1\times {\mathrm{1301}}^1$

素因数の和:2761

約数の個数: 96

約数和(自身を含む): 609533237376

約数和(自身を除く): 328496915756

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 251, 370, 502, 740, 1004, 1163, 1255, 1301, 2326, 2510, 2602, 4652, 5020, 5204, 5815, 6505, 9287, 11630, 13010, 18574, 23260, 26020, 37148, 43031, 46435, 48137, 86062, 92870, 96274, 172124, 185740, 192548, 215155, 240685, 291913, 326551, 430310, 481370, 583826, 653102, 860620, 962740, 1167652, 1306204, 1459565, 1513063, 1632755, 2919130, 3026126, 3265510, 5838260, 6052252, 6531020, 7565315, 10800781, 12082387, 15130630, 21601562, 24164774, 30261260, 43203124, 48329548, 54003905, 55983331, 60411935, 108007810, 111966662, 120823870, 216015620, 223933324, 241647740, 279916655, 379778813, 559833310, 759557626, 1119666620, 1519115252, 1898894065, 3797788130, 7595576260, 14051816081, 28103632162, 56207264324, 70259080405, 140518160810, 281036321620]

約数ペア:

[(1, 281036321620), (2, 140518160810), (4, 70259080405), (5, 56207264324), (10, 28103632162), (20, 14051816081), (37, 7595576260), (74, 3797788130), (148, 1898894065), (185, 1519115252), (251, 1119666620), (370, 759557626), (502, 559833310), (740, 379778813), (1004, 279916655), (1163, 241647740), (1255, 223933324), (1301, 216015620), (2326, 120823870), (2510, 111966662), (2602, 108007810), (4652, 60411935), (5020, 55983331), (5204, 54003905), (5815, 48329548), (6505, 43203124), (9287, 30261260), (11630, 24164774), (13010, 21601562), (18574, 15130630), (23260, 12082387), (26020, 10800781), (37148, 7565315), (43031, 6531020), (46435, 6052252), (48137, 5838260), (86062, 3265510), (92870, 3026126), (96274, 2919130), (172124, 1632755), (185740, 1513063), (192548, 1459565), (215155, 1306204), (240685, 1167652), (291913, 962740), (326551, 860620), (430310, 653102), (481370, 583826)]