84068920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{127}}^1$

素因数の和:237

約数の個数: 128

約数和(自身を含む): 219340800

約数和(自身を除く): 135271880

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 26, 38, 40, 52, 65, 67, 76, 95, 104, 127, 130, 134, 152, 190, 247, 254, 260, 268, 335, 380, 494, 508, 520, 536, 635, 670, 760, 871, 988, 1016, 1235, 1270, 1273, 1340, 1651, 1742, 1976, 2413, 2470, 2540, 2546, 2680, 3302, 3484, 4355, 4826, 4940, 5080, 5092, 6365, 6604, 6968, 8255, 8509, 8710, 9652, 9880, 10184, 12065, 12730, 13208, 16510, 16549, 17018, 17420, 19304, 24130, 25460, 31369, 33020, 33098, 34036, 34840, 42545, 48260, 50920, 62738, 66040, 66196, 68072, 82745, 85090, 96520, 110617, 125476, 132392, 156845, 161671, 165490, 170180, 221234, 250952, 313690, 323342, 330980, 340360, 442468, 553085, 627380, 646684, 661960, 808355, 884936, 1106170, 1254760, 1293368, 1616710, 2101723, 2212340, 3233420, 4203446, 4424680, 6466840, 8406892, 10508615, 16813784, 21017230, 42034460, 84068920]

約数ペア:

[(1, 84068920), (2, 42034460), (4, 21017230), (5, 16813784), (8, 10508615), (10, 8406892), (13, 6466840), (19, 4424680), (20, 4203446), (26, 3233420), (38, 2212340), (40, 2101723), (52, 1616710), (65, 1293368), (67, 1254760), (76, 1106170), (95, 884936), (104, 808355), (127, 661960), (130, 646684), (134, 627380), (152, 553085), (190, 442468), (247, 340360), (254, 330980), (260, 323342), (268, 313690), (335, 250952), (380, 221234), (494, 170180), (508, 165490), (520, 161671), (536, 156845), (635, 132392), (670, 125476), (760, 110617), (871, 96520), (988, 85090), (1016, 82745), (1235, 68072), (1270, 66196), (1273, 66040), (1340, 62738), (1651, 50920), (1742, 48260), (1976, 42545), (2413, 34840), (2470, 34036), (2540, 33098), (2546, 33020), (2680, 31369), (3302, 25460), (3484, 24130), (4355, 19304), (4826, 17420), (4940, 17018), (5080, 16549), (5092, 16510), (6365, 13208), (6604, 12730), (6968, 12065), (8255, 10184), (8509, 9880), (8710, 9652)]