12255720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1$

素因数の和:155

約数の個数: 128

約数和(自身を含む): 39191040

約数和(自身を除く): 26935320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 41, 47, 53, 60, 82, 94, 106, 120, 123, 141, 159, 164, 188, 205, 212, 235, 246, 265, 282, 318, 328, 376, 410, 424, 470, 492, 530, 564, 615, 636, 705, 795, 820, 940, 984, 1060, 1128, 1230, 1272, 1410, 1590, 1640, 1880, 1927, 2120, 2173, 2460, 2491, 2820, 3180, 3854, 4346, 4920, 4982, 5640, 5781, 6360, 6519, 7473, 7708, 8692, 9635, 9964, 10865, 11562, 12455, 13038, 14946, 15416, 17384, 19270, 19928, 21730, 23124, 24910, 26076, 28905, 29892, 32595, 37365, 38540, 43460, 46248, 49820, 52152, 57810, 59784, 65190, 74730, 77080, 86920, 99640, 102131, 115620, 130380, 149460, 204262, 231240, 260760, 298920, 306393, 408524, 510655, 612786, 817048, 1021310, 1225572, 1531965, 2042620, 2451144, 3063930, 4085240, 6127860, 12255720]

約数ペア:

[(1, 12255720), (2, 6127860), (3, 4085240), (4, 3063930), (5, 2451144), (6, 2042620), (8, 1531965), (10, 1225572), (12, 1021310), (15, 817048), (20, 612786), (24, 510655), (30, 408524), (40, 306393), (41, 298920), (47, 260760), (53, 231240), (60, 204262), (82, 149460), (94, 130380), (106, 115620), (120, 102131), (123, 99640), (141, 86920), (159, 77080), (164, 74730), (188, 65190), (205, 59784), (212, 57810), (235, 52152), (246, 49820), (265, 46248), (282, 43460), (318, 38540), (328, 37365), (376, 32595), (410, 29892), (424, 28905), (470, 26076), (492, 24910), (530, 23124), (564, 21730), (615, 19928), (636, 19270), (705, 17384), (795, 15416), (820, 14946), (940, 13038), (984, 12455), (1060, 11562), (1128, 10865), (1230, 9964), (1272, 9635), (1410, 8692), (1590, 7708), (1640, 7473), (1880, 6519), (1927, 6360), (2120, 5781), (2173, 5640), (2460, 4982), (2491, 4920), (2820, 4346), (3180, 3854)]