240288400

素因数分解:

$2^4\times 5^2\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{563}}^1$

素因数の和:689

約数の個数: 120

約数和(自身を含む): 637396704

約数和(自身を除く): 397108304

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 40, 44, 50, 55, 80, 88, 97, 100, 110, 176, 194, 200, 220, 275, 388, 400, 440, 485, 550, 563, 776, 880, 970, 1067, 1100, 1126, 1552, 1940, 2134, 2200, 2252, 2425, 2815, 3880, 4268, 4400, 4504, 4850, 5335, 5630, 6193, 7760, 8536, 9008, 9700, 10670, 11260, 12386, 14075, 17072, 19400, 21340, 22520, 24772, 26675, 28150, 30965, 38800, 42680, 45040, 49544, 53350, 54611, 56300, 61930, 85360, 99088, 106700, 109222, 112600, 123860, 154825, 213400, 218444, 225200, 247720, 273055, 309650, 426800, 436888, 495440, 546110, 600721, 619300, 873776, 1092220, 1201442, 1238600, 1365275, 2184440, 2402884, 2477200, 2730550, 3003605, 4368880, 4805768, 5461100, 6007210, 9611536, 10922200, 12014420, 15018025, 21844400, 24028840, 30036050, 48057680, 60072100, 120144200, 240288400]

約数ペア:

[(1, 240288400), (2, 120144200), (4, 60072100), (5, 48057680), (8, 30036050), (10, 24028840), (11, 21844400), (16, 15018025), (20, 12014420), (22, 10922200), (25, 9611536), (40, 6007210), (44, 5461100), (50, 4805768), (55, 4368880), (80, 3003605), (88, 2730550), (97, 2477200), (100, 2402884), (110, 2184440), (176, 1365275), (194, 1238600), (200, 1201442), (220, 1092220), (275, 873776), (388, 619300), (400, 600721), (440, 546110), (485, 495440), (550, 436888), (563, 426800), (776, 309650), (880, 273055), (970, 247720), (1067, 225200), (1100, 218444), (1126, 213400), (1552, 154825), (1940, 123860), (2134, 112600), (2200, 109222), (2252, 106700), (2425, 99088), (2815, 85360), (3880, 61930), (4268, 56300), (4400, 54611), (4504, 53350), (4850, 49544), (5335, 45040), (5630, 42680), (6193, 38800), (7760, 30965), (8536, 28150), (9008, 26675), (9700, 24772), (10670, 22520), (11260, 21340), (12386, 19400), (14075, 17072)]