203794890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{487}}^1$

素因数の和:576

約数の個数: 128

約数和(自身を含む): 560770560

約数和(自身を除く): 356975670

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 29, 30, 37, 39, 58, 65, 74, 78, 87, 111, 130, 145, 174, 185, 195, 222, 290, 370, 377, 390, 435, 481, 487, 555, 754, 870, 962, 974, 1073, 1110, 1131, 1443, 1461, 1885, 2146, 2262, 2405, 2435, 2886, 2922, 3219, 3770, 4810, 4870, 5365, 5655, 6331, 6438, 7215, 7305, 10730, 11310, 12662, 13949, 14123, 14430, 14610, 16095, 18019, 18993, 27898, 28246, 31655, 32190, 36038, 37986, 41847, 42369, 54057, 63310, 69745, 70615, 83694, 84738, 90095, 94965, 108114, 139490, 141230, 180190, 183599, 189930, 209235, 211845, 234247, 270285, 367198, 418470, 423690, 468494, 522551, 540570, 550797, 702741, 917995, 1045102, 1101594, 1171235, 1405482, 1567653, 1835990, 2342470, 2612755, 2753985, 3135306, 3513705, 5225510, 5507970, 6793163, 7027410, 7838265, 13586326, 15676530, 20379489, 33965815, 40758978, 67931630, 101897445, 203794890]

約数ペア:

[(1, 203794890), (2, 101897445), (3, 67931630), (5, 40758978), (6, 33965815), (10, 20379489), (13, 15676530), (15, 13586326), (26, 7838265), (29, 7027410), (30, 6793163), (37, 5507970), (39, 5225510), (58, 3513705), (65, 3135306), (74, 2753985), (78, 2612755), (87, 2342470), (111, 1835990), (130, 1567653), (145, 1405482), (174, 1171235), (185, 1101594), (195, 1045102), (222, 917995), (290, 702741), (370, 550797), (377, 540570), (390, 522551), (435, 468494), (481, 423690), (487, 418470), (555, 367198), (754, 270285), (870, 234247), (962, 211845), (974, 209235), (1073, 189930), (1110, 183599), (1131, 180190), (1443, 141230), (1461, 139490), (1885, 108114), (2146, 94965), (2262, 90095), (2405, 84738), (2435, 83694), (2886, 70615), (2922, 69745), (3219, 63310), (3770, 54057), (4810, 42369), (4870, 41847), (5365, 37986), (5655, 36038), (6331, 32190), (6438, 31655), (7215, 28246), (7305, 27898), (10730, 18993), (11310, 18019), (12662, 16095), (13949, 14610), (14123, 14430)]