1155285520

素因数分解:

$2^4\times 5^1\times {\mathrm{53}}^3\times {\mathrm{97}}^1$

素因数の和:269

約数の個数: 80

約数和(自身を含む): 2765916720

約数和(自身を除く): 1610631200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 53, 80, 97, 106, 194, 212, 265, 388, 424, 485, 530, 776, 848, 970, 1060, 1552, 1940, 2120, 2809, 3880, 4240, 5141, 5618, 7760, 10282, 11236, 14045, 20564, 22472, 25705, 28090, 41128, 44944, 51410, 56180, 82256, 102820, 112360, 148877, 205640, 224720, 272473, 297754, 411280, 544946, 595508, 744385, 1089892, 1191016, 1362365, 1488770, 2179784, 2382032, 2724730, 2977540, 4359568, 5449460, 5955080, 10898920, 11910160, 14441069, 21797840, 28882138, 57764276, 72205345, 115528552, 144410690, 231057104, 288821380, 577642760, 1155285520]

約数ペア:

[(1, 1155285520), (2, 577642760), (4, 288821380), (5, 231057104), (8, 144410690), (10, 115528552), (16, 72205345), (20, 57764276), (40, 28882138), (53, 21797840), (80, 14441069), (97, 11910160), (106, 10898920), (194, 5955080), (212, 5449460), (265, 4359568), (388, 2977540), (424, 2724730), (485, 2382032), (530, 2179784), (776, 1488770), (848, 1362365), (970, 1191016), (1060, 1089892), (1552, 744385), (1940, 595508), (2120, 544946), (2809, 411280), (3880, 297754), (4240, 272473), (5141, 224720), (5618, 205640), (7760, 148877), (10282, 112360), (11236, 102820), (14045, 82256), (20564, 56180), (22472, 51410), (25705, 44944), (28090, 41128)]