285160720

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{127}}^2$

素因数の和:297

約数の個数: 120

約数和(自身を含む): 761998104

約数和(自身を除く): 476837384

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 34, 40, 52, 65, 68, 80, 85, 104, 127, 130, 136, 170, 208, 221, 254, 260, 272, 340, 442, 508, 520, 635, 680, 884, 1016, 1040, 1105, 1270, 1360, 1651, 1768, 2032, 2159, 2210, 2540, 3302, 3536, 4318, 4420, 5080, 6604, 8255, 8636, 8840, 10160, 10795, 13208, 16129, 16510, 17272, 17680, 21590, 26416, 28067, 32258, 33020, 34544, 43180, 56134, 64516, 66040, 80645, 86360, 112268, 129032, 132080, 140335, 161290, 172720, 209677, 224536, 258064, 274193, 280670, 322580, 419354, 449072, 548386, 561340, 645160, 838708, 1048385, 1096772, 1122680, 1290320, 1370965, 1677416, 2096770, 2193544, 2245360, 2741930, 3354832, 3564509, 4193540, 4387088, 5483860, 7129018, 8387080, 10967720, 14258036, 16774160, 17822545, 21935440, 28516072, 35645090, 57032144, 71290180, 142580360, 285160720]

約数ペア:

[(1, 285160720), (2, 142580360), (4, 71290180), (5, 57032144), (8, 35645090), (10, 28516072), (13, 21935440), (16, 17822545), (17, 16774160), (20, 14258036), (26, 10967720), (34, 8387080), (40, 7129018), (52, 5483860), (65, 4387088), (68, 4193540), (80, 3564509), (85, 3354832), (104, 2741930), (127, 2245360), (130, 2193544), (136, 2096770), (170, 1677416), (208, 1370965), (221, 1290320), (254, 1122680), (260, 1096772), (272, 1048385), (340, 838708), (442, 645160), (508, 561340), (520, 548386), (635, 449072), (680, 419354), (884, 322580), (1016, 280670), (1040, 274193), (1105, 258064), (1270, 224536), (1360, 209677), (1651, 172720), (1768, 161290), (2032, 140335), (2159, 132080), (2210, 129032), (2540, 112268), (3302, 86360), (3536, 80645), (4318, 66040), (4420, 64516), (5080, 56134), (6604, 43180), (8255, 34544), (8636, 33020), (8840, 32258), (10160, 28067), (10795, 26416), (13208, 21590), (16129, 17680), (16510, 17272)]