128659920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{17293}}^1$

素因数の和:17340

約数の個数: 80

約数和(自身を含む): 411735552

約数和(自身を除く): 283075632

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 120, 124, 155, 186, 240, 248, 310, 372, 465, 496, 620, 744, 930, 1240, 1488, 1860, 2480, 3720, 7440, 17293, 34586, 51879, 69172, 86465, 103758, 138344, 172930, 207516, 259395, 276688, 345860, 415032, 518790, 536083, 691720, 830064, 1037580, 1072166, 1383440, 1608249, 2075160, 2144332, 2680415, 3216498, 4150320, 4288664, 5360830, 6432996, 8041245, 8577328, 10721660, 12865992, 16082490, 21443320, 25731984, 32164980, 42886640, 64329960, 128659920]

約数ペア:

[(1, 128659920), (2, 64329960), (3, 42886640), (4, 32164980), (5, 25731984), (6, 21443320), (8, 16082490), (10, 12865992), (12, 10721660), (15, 8577328), (16, 8041245), (20, 6432996), (24, 5360830), (30, 4288664), (31, 4150320), (40, 3216498), (48, 2680415), (60, 2144332), (62, 2075160), (80, 1608249), (93, 1383440), (120, 1072166), (124, 1037580), (155, 830064), (186, 691720), (240, 536083), (248, 518790), (310, 415032), (372, 345860), (465, 276688), (496, 259395), (620, 207516), (744, 172930), (930, 138344), (1240, 103758), (1488, 86465), (1860, 69172), (2480, 51879), (3720, 34586), (7440, 17293)]