204810840

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{409}}^1$

素因数の和:546

約数の個数: 192

約数和(自身を含む): 725306400

約数和(自身を除く): 520495560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 45, 52, 60, 65, 72, 78, 90, 104, 107, 117, 120, 130, 156, 180, 195, 214, 234, 260, 312, 321, 360, 390, 409, 428, 468, 520, 535, 585, 642, 780, 818, 856, 936, 963, 1070, 1170, 1227, 1284, 1391, 1560, 1605, 1636, 1926, 2045, 2140, 2340, 2454, 2568, 2782, 3210, 3272, 3681, 3852, 4090, 4173, 4280, 4680, 4815, 4908, 5317, 5564, 6135, 6420, 6955, 7362, 7704, 8180, 8346, 9630, 9816, 10634, 11128, 12270, 12519, 12840, 13910, 14724, 15951, 16360, 16692, 18405, 19260, 20865, 21268, 24540, 25038, 26585, 27820, 29448, 31902, 33384, 36810, 38520, 41730, 42536, 43763, 47853, 49080, 50076, 53170, 55640, 62595, 63804, 73620, 79755, 83460, 87526, 95706, 100152, 106340, 125190, 127608, 131289, 147240, 159510, 166920, 175052, 191412, 212680, 218815, 239265, 250380, 262578, 319020, 350104, 382824, 393867, 437630, 478530, 500760, 525156, 568919, 638040, 656445, 787734, 875260, 957060, 1050312, 1137838, 1312890, 1575468, 1706757, 1750520, 1914120, 1969335, 2275676, 2625780, 2844595, 3150936, 3413514, 3938670, 4551352, 5120271, 5251560, 5689190, 6827028, 7877340, 8533785, 10240542, 11378380, 13654056, 15754680, 17067570, 20481084, 22756760, 25601355, 34135140, 40962168, 51202710, 68270280, 102405420, 204810840]

約数ペア:

[(1, 204810840), (2, 102405420), (3, 68270280), (4, 51202710), (5, 40962168), (6, 34135140), (8, 25601355), (9, 22756760), (10, 20481084), (12, 17067570), (13, 15754680), (15, 13654056), (18, 11378380), (20, 10240542), (24, 8533785), (26, 7877340), (30, 6827028), (36, 5689190), (39, 5251560), (40, 5120271), (45, 4551352), (52, 3938670), (60, 3413514), (65, 3150936), (72, 2844595), (78, 2625780), (90, 2275676), (104, 1969335), (107, 1914120), (117, 1750520), (120, 1706757), (130, 1575468), (156, 1312890), (180, 1137838), (195, 1050312), (214, 957060), (234, 875260), (260, 787734), (312, 656445), (321, 638040), (360, 568919), (390, 525156), (409, 500760), (428, 478530), (468, 437630), (520, 393867), (535, 382824), (585, 350104), (642, 319020), (780, 262578), (818, 250380), (856, 239265), (936, 218815), (963, 212680), (1070, 191412), (1170, 175052), (1227, 166920), (1284, 159510), (1391, 147240), (1560, 131289), (1605, 127608), (1636, 125190), (1926, 106340), (2045, 100152), (2140, 95706), (2340, 87526), (2454, 83460), (2568, 79755), (2782, 73620), (3210, 63804), (3272, 62595), (3681, 55640), (3852, 53170), (4090, 50076), (4173, 49080), (4280, 47853), (4680, 43763), (4815, 42536), (4908, 41730), (5317, 38520), (5564, 36810), (6135, 33384), (6420, 31902), (6955, 29448), (7362, 27820), (7704, 26585), (8180, 25038), (8346, 24540), (9630, 21268), (9816, 20865), (10634, 19260), (11128, 18405), (12270, 16692), (12519, 16360), (12840, 15951), (13910, 14724)]