643847820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{139361}}^1$

素因数の和:139391

約数の個数: 96

約数和(自身を含む): 2247630336

約数和(自身を除く): 1603782516

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 28, 30, 33, 35, 42, 44, 55, 60, 66, 70, 77, 84, 105, 110, 132, 140, 154, 165, 210, 220, 231, 308, 330, 385, 420, 462, 660, 770, 924, 1155, 1540, 2310, 4620, 139361, 278722, 418083, 557444, 696805, 836166, 975527, 1393610, 1532971, 1672332, 1951054, 2090415, 2787220, 2926581, 3065942, 3902108, 4180830, 4598913, 4877635, 5853162, 6131884, 7664855, 8361660, 9197826, 9755270, 10730797, 11706324, 14632905, 15329710, 18395652, 19510540, 21461594, 22994565, 29265810, 30659420, 32192391, 42923188, 45989130, 53653985, 58531620, 64384782, 91978260, 107307970, 128769564, 160961955, 214615940, 321923910, 643847820]

約数ペア:

[(1, 643847820), (2, 321923910), (3, 214615940), (4, 160961955), (5, 128769564), (6, 107307970), (7, 91978260), (10, 64384782), (11, 58531620), (12, 53653985), (14, 45989130), (15, 42923188), (20, 32192391), (21, 30659420), (22, 29265810), (28, 22994565), (30, 21461594), (33, 19510540), (35, 18395652), (42, 15329710), (44, 14632905), (55, 11706324), (60, 10730797), (66, 9755270), (70, 9197826), (77, 8361660), (84, 7664855), (105, 6131884), (110, 5853162), (132, 4877635), (140, 4598913), (154, 4180830), (165, 3902108), (210, 3065942), (220, 2926581), (231, 2787220), (308, 2090415), (330, 1951054), (385, 1672332), (420, 1532971), (462, 1393610), (660, 975527), (770, 836166), (924, 696805), (1155, 557444), (1540, 418083), (2310, 278722), (4620, 139361)]