643595360

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{1667}}^1$

素因数の和:1828

約数の個数: 96

約数和(自身を含む): 1614090240

約数和(自身を除く): 970494880

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 127, 152, 160, 190, 254, 304, 380, 508, 608, 635, 760, 1016, 1270, 1520, 1667, 2032, 2413, 2540, 3040, 3334, 4064, 4826, 5080, 6668, 8335, 9652, 10160, 12065, 13336, 16670, 19304, 20320, 24130, 26672, 31673, 33340, 38608, 48260, 53344, 63346, 66680, 77216, 96520, 126692, 133360, 158365, 193040, 211709, 253384, 266720, 316730, 386080, 423418, 506768, 633460, 846836, 1013536, 1058545, 1266920, 1693672, 2117090, 2533840, 3387344, 4022471, 4234180, 5067680, 6774688, 8044942, 8468360, 16089884, 16936720, 20112355, 32179768, 33873440, 40224710, 64359536, 80449420, 128719072, 160898840, 321797680, 643595360]

約数ペア:

[(1, 643595360), (2, 321797680), (4, 160898840), (5, 128719072), (8, 80449420), (10, 64359536), (16, 40224710), (19, 33873440), (20, 32179768), (32, 20112355), (38, 16936720), (40, 16089884), (76, 8468360), (80, 8044942), (95, 6774688), (127, 5067680), (152, 4234180), (160, 4022471), (190, 3387344), (254, 2533840), (304, 2117090), (380, 1693672), (508, 1266920), (608, 1058545), (635, 1013536), (760, 846836), (1016, 633460), (1270, 506768), (1520, 423418), (1667, 386080), (2032, 316730), (2413, 266720), (2540, 253384), (3040, 211709), (3334, 193040), (4064, 158365), (4826, 133360), (5080, 126692), (6668, 96520), (8335, 77216), (9652, 66680), (10160, 63346), (12065, 53344), (13336, 48260), (16670, 38608), (19304, 33340), (20320, 31673), (24130, 26672)]