68343840

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1531}}^1$

素因数の和:1583

約数の個数: 144

約数和(自身を含む): 240903936

約数和(自身を除く): 172560096

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 32, 36, 40, 45, 48, 60, 62, 72, 80, 90, 93, 96, 120, 124, 144, 155, 160, 180, 186, 240, 248, 279, 288, 310, 360, 372, 465, 480, 496, 558, 620, 720, 744, 930, 992, 1116, 1240, 1395, 1440, 1488, 1531, 1860, 2232, 2480, 2790, 2976, 3062, 3720, 4464, 4593, 4960, 5580, 6124, 7440, 7655, 8928, 9186, 11160, 12248, 13779, 14880, 15310, 18372, 22320, 22965, 24496, 27558, 30620, 36744, 44640, 45930, 47461, 48992, 55116, 61240, 68895, 73488, 91860, 94922, 110232, 122480, 137790, 142383, 146976, 183720, 189844, 220464, 237305, 244960, 275580, 284766, 367440, 379688, 427149, 440928, 474610, 551160, 569532, 711915, 734880, 759376, 854298, 949220, 1102320, 1139064, 1423830, 1518752, 1708596, 1898440, 2135745, 2204640, 2278128, 2847660, 3417192, 3796880, 4271490, 4556256, 5695320, 6834384, 7593760, 8542980, 11390640, 13668768, 17085960, 22781280, 34171920, 68343840]

約数ペア:

[(1, 68343840), (2, 34171920), (3, 22781280), (4, 17085960), (5, 13668768), (6, 11390640), (8, 8542980), (9, 7593760), (10, 6834384), (12, 5695320), (15, 4556256), (16, 4271490), (18, 3796880), (20, 3417192), (24, 2847660), (30, 2278128), (31, 2204640), (32, 2135745), (36, 1898440), (40, 1708596), (45, 1518752), (48, 1423830), (60, 1139064), (62, 1102320), (72, 949220), (80, 854298), (90, 759376), (93, 734880), (96, 711915), (120, 569532), (124, 551160), (144, 474610), (155, 440928), (160, 427149), (180, 379688), (186, 367440), (240, 284766), (248, 275580), (279, 244960), (288, 237305), (310, 220464), (360, 189844), (372, 183720), (465, 146976), (480, 142383), (496, 137790), (558, 122480), (620, 110232), (720, 94922), (744, 91860), (930, 73488), (992, 68895), (1116, 61240), (1240, 55116), (1395, 48992), (1440, 47461), (1488, 45930), (1531, 44640), (1860, 36744), (2232, 30620), (2480, 27558), (2790, 24496), (2976, 22965), (3062, 22320), (3720, 18372), (4464, 15310), (4593, 14880), (4960, 13779), (5580, 12248), (6124, 11160), (7440, 9186), (7655, 8928)]