164571560

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{211}}^1$

素因数の和:307

約数の個数: 128

約数和(自身を含む): 417623040

約数和(自身を除く): 253051480

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 31, 34, 37, 40, 62, 68, 74, 85, 124, 136, 148, 155, 170, 185, 211, 248, 296, 310, 340, 370, 422, 527, 620, 629, 680, 740, 844, 1054, 1055, 1147, 1240, 1258, 1480, 1688, 2108, 2110, 2294, 2516, 2635, 3145, 3587, 4216, 4220, 4588, 5032, 5270, 5735, 6290, 6541, 7174, 7807, 8440, 9176, 10540, 11470, 12580, 13082, 14348, 15614, 17935, 19499, 21080, 22940, 25160, 26164, 28696, 31228, 32705, 35870, 38998, 39035, 45880, 52328, 62456, 65410, 71740, 77996, 78070, 97495, 111197, 130820, 132719, 143480, 155992, 156140, 194990, 222394, 242017, 261640, 265438, 312280, 389980, 444788, 484034, 530876, 555985, 663595, 779960, 889576, 968068, 1061752, 1111970, 1210085, 1327190, 1936136, 2223940, 2420170, 2654380, 4114289, 4447880, 4840340, 5308760, 8228578, 9680680, 16457156, 20571445, 32914312, 41142890, 82285780, 164571560]

約数ペア:

[(1, 164571560), (2, 82285780), (4, 41142890), (5, 32914312), (8, 20571445), (10, 16457156), (17, 9680680), (20, 8228578), (31, 5308760), (34, 4840340), (37, 4447880), (40, 4114289), (62, 2654380), (68, 2420170), (74, 2223940), (85, 1936136), (124, 1327190), (136, 1210085), (148, 1111970), (155, 1061752), (170, 968068), (185, 889576), (211, 779960), (248, 663595), (296, 555985), (310, 530876), (340, 484034), (370, 444788), (422, 389980), (527, 312280), (620, 265438), (629, 261640), (680, 242017), (740, 222394), (844, 194990), (1054, 156140), (1055, 155992), (1147, 143480), (1240, 132719), (1258, 130820), (1480, 111197), (1688, 97495), (2108, 78070), (2110, 77996), (2294, 71740), (2516, 65410), (2635, 62456), (3145, 52328), (3587, 45880), (4216, 39035), (4220, 38998), (4588, 35870), (5032, 32705), (5270, 31228), (5735, 28696), (6290, 26164), (6541, 25160), (7174, 22940), (7807, 21080), (8440, 19499), (9176, 17935), (10540, 15614), (11470, 14348), (12580, 13082)]