420798840

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{45541}}^1$

素因数の和:45573

約数の個数: 128

約数和(自身を含む): 1573931520

約数和(自身を除く): 1153132680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 20, 21, 22, 24, 28, 30, 33, 35, 40, 42, 44, 55, 56, 60, 66, 70, 77, 84, 88, 105, 110, 120, 132, 140, 154, 165, 168, 210, 220, 231, 264, 280, 308, 330, 385, 420, 440, 462, 616, 660, 770, 840, 924, 1155, 1320, 1540, 1848, 2310, 3080, 4620, 9240, 45541, 91082, 136623, 182164, 227705, 273246, 318787, 364328, 455410, 500951, 546492, 637574, 683115, 910820, 956361, 1001902, 1092984, 1275148, 1366230, 1502853, 1593935, 1821640, 1912722, 2003804, 2504755, 2550296, 2732460, 3005706, 3187870, 3506657, 3825444, 4007608, 4781805, 5009510, 5464920, 6011412, 6375740, 7013314, 7514265, 7650888, 9563610, 10019020, 10519971, 12022824, 12751480, 14026628, 15028530, 17533285, 19127220, 20038040, 21039942, 28053256, 30057060, 35066570, 38254440, 42079884, 52599855, 60114120, 70133140, 84159768, 105199710, 140266280, 210399420, 420798840]

約数ペア:

[(1, 420798840), (2, 210399420), (3, 140266280), (4, 105199710), (5, 84159768), (6, 70133140), (7, 60114120), (8, 52599855), (10, 42079884), (11, 38254440), (12, 35066570), (14, 30057060), (15, 28053256), (20, 21039942), (21, 20038040), (22, 19127220), (24, 17533285), (28, 15028530), (30, 14026628), (33, 12751480), (35, 12022824), (40, 10519971), (42, 10019020), (44, 9563610), (55, 7650888), (56, 7514265), (60, 7013314), (66, 6375740), (70, 6011412), (77, 5464920), (84, 5009510), (88, 4781805), (105, 4007608), (110, 3825444), (120, 3506657), (132, 3187870), (140, 3005706), (154, 2732460), (165, 2550296), (168, 2504755), (210, 2003804), (220, 1912722), (231, 1821640), (264, 1593935), (280, 1502853), (308, 1366230), (330, 1275148), (385, 1092984), (420, 1001902), (440, 956361), (462, 910820), (616, 683115), (660, 637574), (770, 546492), (840, 500951), (924, 455410), (1155, 364328), (1320, 318787), (1540, 273246), (1848, 227705), (2310, 182164), (3080, 136623), (4620, 91082), (9240, 45541)]