144437680

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{419}}^1$

素因数の和:602

約数の個数: 80

約数和(自身を含む): 349977600

約数和(自身を除く): 205539920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 139, 155, 248, 278, 310, 419, 496, 556, 620, 695, 838, 1112, 1240, 1390, 1676, 2095, 2224, 2480, 2780, 3352, 4190, 4309, 5560, 6704, 8380, 8618, 11120, 12989, 16760, 17236, 21545, 25978, 33520, 34472, 43090, 51956, 58241, 64945, 68944, 86180, 103912, 116482, 129890, 172360, 207824, 232964, 259780, 291205, 344720, 465928, 519560, 582410, 931856, 1039120, 1164820, 1805471, 2329640, 3610942, 4659280, 7221884, 9027355, 14443768, 18054710, 28887536, 36109420, 72218840, 144437680]

約数ペア:

[(1, 144437680), (2, 72218840), (4, 36109420), (5, 28887536), (8, 18054710), (10, 14443768), (16, 9027355), (20, 7221884), (31, 4659280), (40, 3610942), (62, 2329640), (80, 1805471), (124, 1164820), (139, 1039120), (155, 931856), (248, 582410), (278, 519560), (310, 465928), (419, 344720), (496, 291205), (556, 259780), (620, 232964), (695, 207824), (838, 172360), (1112, 129890), (1240, 116482), (1390, 103912), (1676, 86180), (2095, 68944), (2224, 64945), (2480, 58241), (2780, 51956), (3352, 43090), (4190, 34472), (4309, 33520), (5560, 25978), (6704, 21545), (8380, 17236), (8618, 16760), (11120, 12989)]