400156710

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{257}}^1$

素因数の和:398

約数の個数: 128

約数和(自身を含む): 1059277824

約数和(自身を除く): 659121114

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 43, 51, 71, 85, 86, 102, 129, 142, 170, 213, 215, 255, 257, 258, 355, 426, 430, 510, 514, 645, 710, 731, 771, 1065, 1207, 1285, 1290, 1462, 1542, 2130, 2193, 2414, 2570, 3053, 3621, 3655, 3855, 4369, 4386, 6035, 6106, 7242, 7310, 7710, 8738, 9159, 10965, 11051, 12070, 13107, 15265, 18105, 18247, 18318, 21845, 21930, 22102, 26214, 30530, 33153, 36210, 36494, 43690, 45795, 51901, 54741, 55255, 65535, 66306, 91235, 91590, 103802, 109482, 110510, 131070, 155703, 165765, 182470, 187867, 259505, 273705, 310199, 311406, 331530, 375734, 519010, 547410, 563601, 620398, 778515, 784621, 930597, 939335, 1127202, 1550995, 1557030, 1569242, 1861194, 1878670, 2353863, 2818005, 3101990, 3923105, 4652985, 4707726, 5636010, 7846210, 9305970, 11769315, 13338557, 23538630, 26677114, 40015671, 66692785, 80031342, 133385570, 200078355, 400156710]

約数ペア:

[(1, 400156710), (2, 200078355), (3, 133385570), (5, 80031342), (6, 66692785), (10, 40015671), (15, 26677114), (17, 23538630), (30, 13338557), (34, 11769315), (43, 9305970), (51, 7846210), (71, 5636010), (85, 4707726), (86, 4652985), (102, 3923105), (129, 3101990), (142, 2818005), (170, 2353863), (213, 1878670), (215, 1861194), (255, 1569242), (257, 1557030), (258, 1550995), (355, 1127202), (426, 939335), (430, 930597), (510, 784621), (514, 778515), (645, 620398), (710, 563601), (731, 547410), (771, 519010), (1065, 375734), (1207, 331530), (1285, 311406), (1290, 310199), (1462, 273705), (1542, 259505), (2130, 187867), (2193, 182470), (2414, 165765), (2570, 155703), (3053, 131070), (3621, 110510), (3655, 109482), (3855, 103802), (4369, 91590), (4386, 91235), (6035, 66306), (6106, 65535), (7242, 55255), (7310, 54741), (7710, 51901), (8738, 45795), (9159, 43690), (10965, 36494), (11051, 36210), (12070, 33153), (13107, 30530), (15265, 26214), (18105, 22102), (18247, 21930), (18318, 21845)]