131540880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{3491}}^1$

素因数の和:3664

約数の個数: 80

約数和(自身を含む): 410491584

約数和(自身を除く): 278950704

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 157, 240, 314, 471, 628, 785, 942, 1256, 1570, 1884, 2355, 2512, 3140, 3491, 3768, 4710, 6280, 6982, 7536, 9420, 10473, 12560, 13964, 17455, 18840, 20946, 27928, 34910, 37680, 41892, 52365, 55856, 69820, 83784, 104730, 139640, 167568, 209460, 279280, 418920, 548087, 837840, 1096174, 1644261, 2192348, 2740435, 3288522, 4384696, 5480870, 6577044, 8221305, 8769392, 10961740, 13154088, 16442610, 21923480, 26308176, 32885220, 43846960, 65770440, 131540880]

約数ペア:

[(1, 131540880), (2, 65770440), (3, 43846960), (4, 32885220), (5, 26308176), (6, 21923480), (8, 16442610), (10, 13154088), (12, 10961740), (15, 8769392), (16, 8221305), (20, 6577044), (24, 5480870), (30, 4384696), (40, 3288522), (48, 2740435), (60, 2192348), (80, 1644261), (120, 1096174), (157, 837840), (240, 548087), (314, 418920), (471, 279280), (628, 209460), (785, 167568), (942, 139640), (1256, 104730), (1570, 83784), (1884, 69820), (2355, 55856), (2512, 52365), (3140, 41892), (3491, 37680), (3768, 34910), (4710, 27928), (6280, 20946), (6982, 18840), (7536, 17455), (9420, 13964), (10473, 12560)]