68364240

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{40693}}^1$

素因数の和:40716

約数の個数: 80

約数和(自身を含む): 242210688

約数和(自身を除く): 173846448

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 40693, 81386, 122079, 162772, 203465, 244158, 284851, 325544, 406930, 488316, 569702, 610395, 651088, 813860, 854553, 976632, 1139404, 1220790, 1424255, 1627720, 1709106, 1953264, 2278808, 2441580, 2848510, 3255440, 3418212, 4272765, 4557616, 4883160, 5697020, 6836424, 8545530, 9766320, 11394040, 13672848, 17091060, 22788080, 34182120, 68364240]

約数ペア:

[(1, 68364240), (2, 34182120), (3, 22788080), (4, 17091060), (5, 13672848), (6, 11394040), (7, 9766320), (8, 8545530), (10, 6836424), (12, 5697020), (14, 4883160), (15, 4557616), (16, 4272765), (20, 3418212), (21, 3255440), (24, 2848510), (28, 2441580), (30, 2278808), (35, 1953264), (40, 1709106), (42, 1627720), (48, 1424255), (56, 1220790), (60, 1139404), (70, 976632), (80, 854553), (84, 813860), (105, 651088), (112, 610395), (120, 569702), (140, 488316), (168, 406930), (210, 325544), (240, 284851), (280, 244158), (336, 203465), (420, 162772), (560, 122079), (840, 81386), (1680, 40693)]