68343720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{479}}^1$

素因数の和:563

約数の個数: 128

約数和(自身を含む): 217728000

約数和(自身を除く): 149384280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 40, 41, 58, 60, 82, 87, 116, 120, 123, 145, 164, 174, 205, 232, 246, 290, 328, 348, 410, 435, 479, 492, 580, 615, 696, 820, 870, 958, 984, 1160, 1189, 1230, 1437, 1640, 1740, 1916, 2378, 2395, 2460, 2874, 3480, 3567, 3832, 4756, 4790, 4920, 5748, 5945, 7134, 7185, 9512, 9580, 11496, 11890, 13891, 14268, 14370, 17835, 19160, 19639, 23780, 27782, 28536, 28740, 35670, 39278, 41673, 47560, 55564, 57480, 58917, 69455, 71340, 78556, 83346, 98195, 111128, 117834, 138910, 142680, 157112, 166692, 196390, 208365, 235668, 277820, 294585, 333384, 392780, 416730, 471336, 555640, 569531, 589170, 785560, 833460, 1139062, 1178340, 1666920, 1708593, 2278124, 2356680, 2847655, 3417186, 4556248, 5695310, 6834372, 8542965, 11390620, 13668744, 17085930, 22781240, 34171860, 68343720]

約数ペア:

[(1, 68343720), (2, 34171860), (3, 22781240), (4, 17085930), (5, 13668744), (6, 11390620), (8, 8542965), (10, 6834372), (12, 5695310), (15, 4556248), (20, 3417186), (24, 2847655), (29, 2356680), (30, 2278124), (40, 1708593), (41, 1666920), (58, 1178340), (60, 1139062), (82, 833460), (87, 785560), (116, 589170), (120, 569531), (123, 555640), (145, 471336), (164, 416730), (174, 392780), (205, 333384), (232, 294585), (246, 277820), (290, 235668), (328, 208365), (348, 196390), (410, 166692), (435, 157112), (479, 142680), (492, 138910), (580, 117834), (615, 111128), (696, 98195), (820, 83346), (870, 78556), (958, 71340), (984, 69455), (1160, 58917), (1189, 57480), (1230, 55564), (1437, 47560), (1640, 41673), (1740, 39278), (1916, 35670), (2378, 28740), (2395, 28536), (2460, 27782), (2874, 23780), (3480, 19639), (3567, 19160), (3832, 17835), (4756, 14370), (4790, 14268), (4920, 13891), (5748, 11890), (5945, 11496), (7134, 9580), (7185, 9512)]