866556560

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{67}}^2\times {\mathrm{127}}^1$

素因数の和:293

約数の個数: 120

約数和(自身を含む): 2169861120

約数和(自身を除く): 1303304560

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 67, 76, 80, 95, 127, 134, 152, 190, 254, 268, 304, 335, 380, 508, 536, 635, 670, 760, 1016, 1072, 1270, 1273, 1340, 1520, 2032, 2413, 2540, 2546, 2680, 4489, 4826, 5080, 5092, 5360, 6365, 8509, 8978, 9652, 10160, 10184, 12065, 12730, 17018, 17956, 19304, 20368, 22445, 24130, 25460, 34036, 35912, 38608, 42545, 44890, 48260, 50920, 68072, 71824, 85090, 85291, 89780, 96520, 101840, 136144, 161671, 170180, 170582, 179560, 193040, 323342, 340360, 341164, 359120, 426455, 570103, 646684, 680720, 682328, 808355, 852910, 1140206, 1293368, 1364656, 1616710, 1705820, 2280412, 2586736, 2850515, 3233420, 3411640, 4560824, 5701030, 6466840, 6823280, 9121648, 10831957, 11402060, 12933680, 21663914, 22804120, 43327828, 45608240, 54159785, 86655656, 108319570, 173311312, 216639140, 433278280, 866556560]

約数ペア:

[(1, 866556560), (2, 433278280), (4, 216639140), (5, 173311312), (8, 108319570), (10, 86655656), (16, 54159785), (19, 45608240), (20, 43327828), (38, 22804120), (40, 21663914), (67, 12933680), (76, 11402060), (80, 10831957), (95, 9121648), (127, 6823280), (134, 6466840), (152, 5701030), (190, 4560824), (254, 3411640), (268, 3233420), (304, 2850515), (335, 2586736), (380, 2280412), (508, 1705820), (536, 1616710), (635, 1364656), (670, 1293368), (760, 1140206), (1016, 852910), (1072, 808355), (1270, 682328), (1273, 680720), (1340, 646684), (1520, 570103), (2032, 426455), (2413, 359120), (2540, 341164), (2546, 340360), (2680, 323342), (4489, 193040), (4826, 179560), (5080, 170582), (5092, 170180), (5360, 161671), (6365, 136144), (8509, 101840), (8978, 96520), (9652, 89780), (10160, 85291), (10184, 85090), (12065, 71824), (12730, 68072), (17018, 50920), (17956, 48260), (19304, 44890), (20368, 42545), (22445, 38608), (24130, 35912), (25460, 34036)]