280421928

素因数分解:

$2^3\times 3^2\times {\mathrm{47}}^1\times {\mathrm{173}}^1\times {\mathrm{479}}^1$

素因数の和:711

約数の個数: 96

約数和(自身を含む): 781747200

約数和(自身を除く): 501325272

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 47, 72, 94, 141, 173, 188, 282, 346, 376, 423, 479, 519, 564, 692, 846, 958, 1038, 1128, 1384, 1437, 1557, 1692, 1916, 2076, 2874, 3114, 3384, 3832, 4152, 4311, 5748, 6228, 8131, 8622, 11496, 12456, 16262, 17244, 22513, 24393, 32524, 34488, 45026, 48786, 65048, 67539, 73179, 82867, 90052, 97572, 135078, 146358, 165734, 180104, 195144, 202617, 248601, 270156, 292716, 331468, 405234, 497202, 540312, 585432, 662936, 745803, 810468, 994404, 1491606, 1620936, 1988808, 2983212, 3894749, 5966424, 7789498, 11684247, 15578996, 23368494, 31157992, 35052741, 46736988, 70105482, 93473976, 140210964, 280421928]

約数ペア:

[(1, 280421928), (2, 140210964), (3, 93473976), (4, 70105482), (6, 46736988), (8, 35052741), (9, 31157992), (12, 23368494), (18, 15578996), (24, 11684247), (36, 7789498), (47, 5966424), (72, 3894749), (94, 2983212), (141, 1988808), (173, 1620936), (188, 1491606), (282, 994404), (346, 810468), (376, 745803), (423, 662936), (479, 585432), (519, 540312), (564, 497202), (692, 405234), (846, 331468), (958, 292716), (1038, 270156), (1128, 248601), (1384, 202617), (1437, 195144), (1557, 180104), (1692, 165734), (1916, 146358), (2076, 135078), (2874, 97572), (3114, 90052), (3384, 82867), (3832, 73179), (4152, 67539), (4311, 65048), (5748, 48786), (6228, 45026), (8131, 34488), (8622, 32524), (11496, 24393), (12456, 22513), (16262, 17244)]