217439880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{379}}^1\times {\mathrm{683}}^1$

素因数の和:1083

約数の個数: 128

約数和(自身を含む): 748569600

約数和(自身を除く): 531129720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 379, 420, 683, 758, 840, 1137, 1366, 1516, 1895, 2049, 2274, 2653, 2732, 3032, 3415, 3790, 4098, 4548, 4781, 5306, 5464, 5685, 6830, 7580, 7959, 8196, 9096, 9562, 10245, 10612, 11370, 13265, 13660, 14343, 15160, 15918, 16392, 19124, 20490, 21224, 22740, 23905, 26530, 27320, 28686, 31836, 38248, 39795, 40980, 45480, 47810, 53060, 57372, 63672, 71715, 79590, 81960, 95620, 106120, 114744, 143430, 159180, 191240, 258857, 286860, 318360, 517714, 573720, 776571, 1035428, 1294285, 1553142, 1811999, 2070856, 2588570, 3106284, 3623998, 3882855, 5177140, 5435997, 6212568, 7247996, 7765710, 9059995, 10354280, 10871994, 14495992, 15531420, 18119990, 21743988, 27179985, 31062840, 36239980, 43487976, 54359970, 72479960, 108719940, 217439880]

約数ペア:

[(1, 217439880), (2, 108719940), (3, 72479960), (4, 54359970), (5, 43487976), (6, 36239980), (7, 31062840), (8, 27179985), (10, 21743988), (12, 18119990), (14, 15531420), (15, 14495992), (20, 10871994), (21, 10354280), (24, 9059995), (28, 7765710), (30, 7247996), (35, 6212568), (40, 5435997), (42, 5177140), (56, 3882855), (60, 3623998), (70, 3106284), (84, 2588570), (105, 2070856), (120, 1811999), (140, 1553142), (168, 1294285), (210, 1035428), (280, 776571), (379, 573720), (420, 517714), (683, 318360), (758, 286860), (840, 258857), (1137, 191240), (1366, 159180), (1516, 143430), (1895, 114744), (2049, 106120), (2274, 95620), (2653, 81960), (2732, 79590), (3032, 71715), (3415, 63672), (3790, 57372), (4098, 53060), (4548, 47810), (4781, 45480), (5306, 40980), (5464, 39795), (5685, 38248), (6830, 31836), (7580, 28686), (7959, 27320), (8196, 26530), (9096, 23905), (9562, 22740), (10245, 21224), (10612, 20490), (11370, 19124), (13265, 16392), (13660, 15918), (14343, 15160)]