263687580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{112687}}^1$

素因数の和:112715

約数の個数: 72

約数和(自身を含む): 861387072

約数和(自身を除く): 597699492

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 112687, 225374, 338061, 450748, 563435, 676122, 1014183, 1126870, 1352244, 1464931, 1690305, 2028366, 2253740, 2929862, 3380610, 4056732, 4394793, 5070915, 5859724, 6761220, 7324655, 8789586, 10141830, 13184379, 14649310, 17579172, 20283660, 21973965, 26368758, 29298620, 43947930, 52737516, 65921895, 87895860, 131843790, 263687580]

約数ペア:

[(1, 263687580), (2, 131843790), (3, 87895860), (4, 65921895), (5, 52737516), (6, 43947930), (9, 29298620), (10, 26368758), (12, 21973965), (13, 20283660), (15, 17579172), (18, 14649310), (20, 13184379), (26, 10141830), (30, 8789586), (36, 7324655), (39, 6761220), (45, 5859724), (52, 5070915), (60, 4394793), (65, 4056732), (78, 3380610), (90, 2929862), (117, 2253740), (130, 2028366), (156, 1690305), (180, 1464931), (195, 1352244), (234, 1126870), (260, 1014183), (390, 676122), (468, 563435), (585, 450748), (780, 338061), (1170, 225374), (2340, 112687)]