131320020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{8861}}^1$

素因数の和:8905

約数の個数: 96

約数和(自身を含む): 416868480

約数和(自身を除く): 285548460

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 19, 20, 26, 30, 38, 39, 52, 57, 60, 65, 76, 78, 95, 114, 130, 156, 190, 195, 228, 247, 260, 285, 380, 390, 494, 570, 741, 780, 988, 1140, 1235, 1482, 2470, 2964, 3705, 4940, 7410, 8861, 14820, 17722, 26583, 35444, 44305, 53166, 88610, 106332, 115193, 132915, 168359, 177220, 230386, 265830, 336718, 345579, 460772, 505077, 531660, 575965, 673436, 691158, 841795, 1010154, 1151930, 1382316, 1683590, 1727895, 2020308, 2188667, 2303860, 2525385, 3367180, 3455790, 4377334, 5050770, 6566001, 6911580, 8754668, 10101540, 10943335, 13132002, 21886670, 26264004, 32830005, 43773340, 65660010, 131320020]

約数ペア:

[(1, 131320020), (2, 65660010), (3, 43773340), (4, 32830005), (5, 26264004), (6, 21886670), (10, 13132002), (12, 10943335), (13, 10101540), (15, 8754668), (19, 6911580), (20, 6566001), (26, 5050770), (30, 4377334), (38, 3455790), (39, 3367180), (52, 2525385), (57, 2303860), (60, 2188667), (65, 2020308), (76, 1727895), (78, 1683590), (95, 1382316), (114, 1151930), (130, 1010154), (156, 841795), (190, 691158), (195, 673436), (228, 575965), (247, 531660), (260, 505077), (285, 460772), (380, 345579), (390, 336718), (494, 265830), (570, 230386), (741, 177220), (780, 168359), (988, 132915), (1140, 115193), (1235, 106332), (1482, 88610), (2470, 53166), (2964, 44305), (3705, 35444), (4940, 26583), (7410, 17722), (8861, 14820)]