254120040

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{241}}^1$

素因数の和:388

約数の個数: 192

約数和(自身を含む): 866408400

約数和(自身を除く): 612288360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 29, 30, 36, 40, 45, 58, 60, 72, 87, 90, 101, 116, 120, 145, 174, 180, 202, 232, 241, 261, 290, 303, 348, 360, 404, 435, 482, 505, 522, 580, 606, 696, 723, 808, 870, 909, 964, 1010, 1044, 1160, 1205, 1212, 1305, 1446, 1515, 1740, 1818, 1928, 2020, 2088, 2169, 2410, 2424, 2610, 2892, 2929, 3030, 3480, 3615, 3636, 4040, 4338, 4545, 4820, 5220, 5784, 5858, 6060, 6989, 7230, 7272, 8676, 8787, 9090, 9640, 10440, 10845, 11716, 12120, 13978, 14460, 14645, 17352, 17574, 18180, 20967, 21690, 23432, 24341, 26361, 27956, 28920, 29290, 34945, 35148, 36360, 41934, 43380, 43935, 48682, 52722, 55912, 58580, 62901, 69890, 70296, 73023, 83868, 86760, 87870, 97364, 104835, 105444, 117160, 121705, 125802, 131805, 139780, 146046, 167736, 175740, 194728, 209670, 210888, 219069, 243410, 251604, 263610, 279560, 292092, 314505, 351480, 365115, 419340, 438138, 486820, 503208, 527220, 584184, 629010, 705889, 730230, 838680, 876276, 973640, 1054440, 1095345, 1258020, 1411778, 1460460, 1752552, 2117667, 2190690, 2516040, 2823556, 2920920, 3529445, 4235334, 4381380, 5647112, 6353001, 7058890, 8470668, 8762760, 10588335, 12706002, 14117780, 16941336, 21176670, 25412004, 28235560, 31765005, 42353340, 50824008, 63530010, 84706680, 127060020, 254120040]

約数ペア:

[(1, 254120040), (2, 127060020), (3, 84706680), (4, 63530010), (5, 50824008), (6, 42353340), (8, 31765005), (9, 28235560), (10, 25412004), (12, 21176670), (15, 16941336), (18, 14117780), (20, 12706002), (24, 10588335), (29, 8762760), (30, 8470668), (36, 7058890), (40, 6353001), (45, 5647112), (58, 4381380), (60, 4235334), (72, 3529445), (87, 2920920), (90, 2823556), (101, 2516040), (116, 2190690), (120, 2117667), (145, 1752552), (174, 1460460), (180, 1411778), (202, 1258020), (232, 1095345), (241, 1054440), (261, 973640), (290, 876276), (303, 838680), (348, 730230), (360, 705889), (404, 629010), (435, 584184), (482, 527220), (505, 503208), (522, 486820), (580, 438138), (606, 419340), (696, 365115), (723, 351480), (808, 314505), (870, 292092), (909, 279560), (964, 263610), (1010, 251604), (1044, 243410), (1160, 219069), (1205, 210888), (1212, 209670), (1305, 194728), (1446, 175740), (1515, 167736), (1740, 146046), (1818, 139780), (1928, 131805), (2020, 125802), (2088, 121705), (2169, 117160), (2410, 105444), (2424, 104835), (2610, 97364), (2892, 87870), (2929, 86760), (3030, 83868), (3480, 73023), (3615, 70296), (3636, 69890), (4040, 62901), (4338, 58580), (4545, 55912), (4820, 52722), (5220, 48682), (5784, 43935), (5858, 43380), (6060, 41934), (6989, 36360), (7230, 35148), (7272, 34945), (8676, 29290), (8787, 28920), (9090, 27956), (9640, 26361), (10440, 24341), (10845, 23432), (11716, 21690), (12120, 20967), (13978, 18180), (14460, 17574), (14645, 17352)]