260873680

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{2843}}^1$

素因数の和:2924

約数の個数: 80

約数和(自身を含む): 643244544

約数和(自身を除く): 382370864

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 37, 40, 62, 74, 80, 124, 148, 155, 185, 248, 296, 310, 370, 496, 592, 620, 740, 1147, 1240, 1480, 2294, 2480, 2843, 2960, 4588, 5686, 5735, 9176, 11372, 11470, 14215, 18352, 22744, 22940, 28430, 45488, 45880, 56860, 88133, 91760, 105191, 113720, 176266, 210382, 227440, 352532, 420764, 440665, 525955, 705064, 841528, 881330, 1051910, 1410128, 1683056, 1762660, 2103820, 3260921, 3525320, 4207640, 6521842, 7050640, 8415280, 13043684, 16304605, 26087368, 32609210, 52174736, 65218420, 130436840, 260873680]

約数ペア:

[(1, 260873680), (2, 130436840), (4, 65218420), (5, 52174736), (8, 32609210), (10, 26087368), (16, 16304605), (20, 13043684), (31, 8415280), (37, 7050640), (40, 6521842), (62, 4207640), (74, 3525320), (80, 3260921), (124, 2103820), (148, 1762660), (155, 1683056), (185, 1410128), (248, 1051910), (296, 881330), (310, 841528), (370, 705064), (496, 525955), (592, 440665), (620, 420764), (740, 352532), (1147, 227440), (1240, 210382), (1480, 176266), (2294, 113720), (2480, 105191), (2843, 91760), (2960, 88133), (4588, 56860), (5686, 45880), (5735, 45488), (9176, 28430), (11372, 22940), (11470, 22744), (14215, 18352)]