68142240

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{599}}^1$

素因数の和:699

約数の個数: 144

約数和(自身を含む): 235872000

約数和(自身を除く): 167729760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 79, 80, 90, 96, 120, 144, 158, 160, 180, 237, 240, 288, 316, 360, 395, 474, 480, 599, 632, 711, 720, 790, 948, 1185, 1198, 1264, 1422, 1440, 1580, 1797, 1896, 2370, 2396, 2528, 2844, 2995, 3160, 3555, 3594, 3792, 4740, 4792, 5391, 5688, 5990, 6320, 7110, 7188, 7584, 8985, 9480, 9584, 10782, 11376, 11980, 12640, 14220, 14376, 17970, 18960, 19168, 21564, 22752, 23960, 26955, 28440, 28752, 35940, 37920, 43128, 47321, 47920, 53910, 56880, 57504, 71880, 86256, 94642, 95840, 107820, 113760, 141963, 143760, 172512, 189284, 215640, 236605, 283926, 287520, 378568, 425889, 431280, 473210, 567852, 709815, 757136, 851778, 862560, 946420, 1135704, 1419630, 1514272, 1703556, 1892840, 2129445, 2271408, 2839260, 3407112, 3785680, 4258890, 4542816, 5678520, 6814224, 7571360, 8517780, 11357040, 13628448, 17035560, 22714080, 34071120, 68142240]

約数ペア:

[(1, 68142240), (2, 34071120), (3, 22714080), (4, 17035560), (5, 13628448), (6, 11357040), (8, 8517780), (9, 7571360), (10, 6814224), (12, 5678520), (15, 4542816), (16, 4258890), (18, 3785680), (20, 3407112), (24, 2839260), (30, 2271408), (32, 2129445), (36, 1892840), (40, 1703556), (45, 1514272), (48, 1419630), (60, 1135704), (72, 946420), (79, 862560), (80, 851778), (90, 757136), (96, 709815), (120, 567852), (144, 473210), (158, 431280), (160, 425889), (180, 378568), (237, 287520), (240, 283926), (288, 236605), (316, 215640), (360, 189284), (395, 172512), (474, 143760), (480, 141963), (599, 113760), (632, 107820), (711, 95840), (720, 94642), (790, 86256), (948, 71880), (1185, 57504), (1198, 56880), (1264, 53910), (1422, 47920), (1440, 47321), (1580, 43128), (1797, 37920), (1896, 35940), (2370, 28752), (2396, 28440), (2528, 26955), (2844, 23960), (2995, 22752), (3160, 21564), (3555, 19168), (3594, 18960), (3792, 17970), (4740, 14376), (4792, 14220), (5391, 12640), (5688, 11980), (5990, 11376), (6320, 10782), (7110, 9584), (7188, 9480), (7584, 8985)]