265084720

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{1201}}^1$

素因数の和:1334

約数の個数: 80

約数和(自身を含む): 643887360

約数和(自身を除く): 378802640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 89, 124, 155, 178, 248, 310, 356, 445, 496, 620, 712, 890, 1201, 1240, 1424, 1780, 2402, 2480, 2759, 3560, 4804, 5518, 6005, 7120, 9608, 11036, 12010, 13795, 19216, 22072, 24020, 27590, 37231, 44144, 48040, 55180, 74462, 96080, 106889, 110360, 148924, 186155, 213778, 220720, 297848, 372310, 427556, 534445, 595696, 744620, 855112, 1068890, 1489240, 1710224, 2137780, 2978480, 3313559, 4275560, 6627118, 8551120, 13254236, 16567795, 26508472, 33135590, 53016944, 66271180, 132542360, 265084720]

約数ペア:

[(1, 265084720), (2, 132542360), (4, 66271180), (5, 53016944), (8, 33135590), (10, 26508472), (16, 16567795), (20, 13254236), (31, 8551120), (40, 6627118), (62, 4275560), (80, 3313559), (89, 2978480), (124, 2137780), (155, 1710224), (178, 1489240), (248, 1068890), (310, 855112), (356, 744620), (445, 595696), (496, 534445), (620, 427556), (712, 372310), (890, 297848), (1201, 220720), (1240, 213778), (1424, 186155), (1780, 148924), (2402, 110360), (2480, 106889), (2759, 96080), (3560, 74462), (4804, 55180), (5518, 48040), (6005, 44144), (7120, 37231), (9608, 27590), (11036, 24020), (12010, 22072), (13795, 19216)]