491573820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{2081}}^1$

素因数の和:2251

約数の個数: 96

約数和(自身を含む): 1432682496

約数和(自身を除く): 941108676

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 127, 155, 186, 254, 310, 372, 381, 465, 508, 620, 635, 762, 930, 1270, 1524, 1860, 1905, 2081, 2540, 3810, 3937, 4162, 6243, 7620, 7874, 8324, 10405, 11811, 12486, 15748, 19685, 20810, 23622, 24972, 31215, 39370, 41620, 47244, 59055, 62430, 64511, 78740, 118110, 124860, 129022, 193533, 236220, 258044, 264287, 322555, 387066, 528574, 645110, 774132, 792861, 967665, 1057148, 1290220, 1321435, 1585722, 1935330, 2642870, 3171444, 3870660, 3964305, 5285740, 7928610, 8192897, 15857220, 16385794, 24578691, 32771588, 40964485, 49157382, 81928970, 98314764, 122893455, 163857940, 245786910, 491573820]

約数ペア:

[(1, 491573820), (2, 245786910), (3, 163857940), (4, 122893455), (5, 98314764), (6, 81928970), (10, 49157382), (12, 40964485), (15, 32771588), (20, 24578691), (30, 16385794), (31, 15857220), (60, 8192897), (62, 7928610), (93, 5285740), (124, 3964305), (127, 3870660), (155, 3171444), (186, 2642870), (254, 1935330), (310, 1585722), (372, 1321435), (381, 1290220), (465, 1057148), (508, 967665), (620, 792861), (635, 774132), (762, 645110), (930, 528574), (1270, 387066), (1524, 322555), (1860, 264287), (1905, 258044), (2081, 236220), (2540, 193533), (3810, 129022), (3937, 124860), (4162, 118110), (6243, 78740), (7620, 64511), (7874, 62430), (8324, 59055), (10405, 47244), (11811, 41620), (12486, 39370), (15748, 31215), (19685, 24972), (20810, 23622)]