255733660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{619}}^1$

素因数の和:875

約数の個数: 96

約数和(自身を含む): 664957440

約数和(自身を除く): 409223780

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 227, 260, 364, 454, 455, 619, 908, 910, 1135, 1238, 1589, 1820, 2270, 2476, 2951, 3095, 3178, 4333, 4540, 5902, 6190, 6356, 7945, 8047, 8666, 11804, 12380, 14755, 15890, 16094, 17332, 20657, 21665, 29510, 31780, 32188, 40235, 41314, 43330, 56329, 59020, 80470, 82628, 86660, 103285, 112658, 140513, 160940, 206570, 225316, 281026, 281645, 413140, 562052, 563290, 702565, 983591, 1126580, 1405130, 1826669, 1967182, 2810260, 3653338, 3934364, 4917955, 7306676, 9133345, 9835910, 12786683, 18266690, 19671820, 25573366, 36533380, 51146732, 63933415, 127866830, 255733660]

約数ペア:

[(1, 255733660), (2, 127866830), (4, 63933415), (5, 51146732), (7, 36533380), (10, 25573366), (13, 19671820), (14, 18266690), (20, 12786683), (26, 9835910), (28, 9133345), (35, 7306676), (52, 4917955), (65, 3934364), (70, 3653338), (91, 2810260), (130, 1967182), (140, 1826669), (182, 1405130), (227, 1126580), (260, 983591), (364, 702565), (454, 563290), (455, 562052), (619, 413140), (908, 281645), (910, 281026), (1135, 225316), (1238, 206570), (1589, 160940), (1820, 140513), (2270, 112658), (2476, 103285), (2951, 86660), (3095, 82628), (3178, 80470), (4333, 59020), (4540, 56329), (5902, 43330), (6190, 41314), (6356, 40235), (7945, 32188), (8047, 31780), (8666, 29510), (11804, 21665), (12380, 20657), (14755, 17332), (15890, 16094)]