289626040

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{127}}^1$

素因数の和:293

約数の個数: 128

約数和(自身を含む): 736542720

約数和(自身を除く): 446916680

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 71, 73, 88, 110, 127, 142, 146, 220, 254, 284, 292, 355, 365, 440, 508, 568, 584, 635, 710, 730, 781, 803, 1016, 1270, 1397, 1420, 1460, 1562, 1606, 2540, 2794, 2840, 2920, 3124, 3212, 3905, 4015, 5080, 5183, 5588, 6248, 6424, 6985, 7810, 8030, 9017, 9271, 10366, 11176, 13970, 15620, 16060, 18034, 18542, 20732, 25915, 27940, 31240, 32120, 36068, 37084, 41464, 45085, 46355, 51830, 55880, 57013, 72136, 74168, 90170, 92710, 99187, 101981, 103660, 114026, 180340, 185420, 198374, 203962, 207320, 228052, 285065, 360680, 370840, 396748, 407924, 456104, 495935, 509905, 570130, 658241, 793496, 815848, 991870, 1019810, 1140260, 1316482, 1983740, 2039620, 2280520, 2632964, 3291205, 3967480, 4079240, 5265928, 6582410, 7240651, 13164820, 14481302, 26329640, 28962604, 36203255, 57925208, 72406510, 144813020, 289626040]

約数ペア:

[(1, 289626040), (2, 144813020), (4, 72406510), (5, 57925208), (8, 36203255), (10, 28962604), (11, 26329640), (20, 14481302), (22, 13164820), (40, 7240651), (44, 6582410), (55, 5265928), (71, 4079240), (73, 3967480), (88, 3291205), (110, 2632964), (127, 2280520), (142, 2039620), (146, 1983740), (220, 1316482), (254, 1140260), (284, 1019810), (292, 991870), (355, 815848), (365, 793496), (440, 658241), (508, 570130), (568, 509905), (584, 495935), (635, 456104), (710, 407924), (730, 396748), (781, 370840), (803, 360680), (1016, 285065), (1270, 228052), (1397, 207320), (1420, 203962), (1460, 198374), (1562, 185420), (1606, 180340), (2540, 114026), (2794, 103660), (2840, 101981), (2920, 99187), (3124, 92710), (3212, 90170), (3905, 74168), (4015, 72136), (5080, 57013), (5183, 55880), (5588, 51830), (6248, 46355), (6424, 45085), (6985, 41464), (7810, 37084), (8030, 36068), (9017, 32120), (9271, 31240), (10366, 27940), (11176, 25915), (13970, 20732), (15620, 18542), (16060, 18034)]