811687170

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{19423}}^1$

素因数の和:19639

約数の個数: 64

約数和(自身を含む): 2237644800

約数和(自身を除く): 1425957630

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 199, 210, 398, 597, 995, 1194, 1393, 1990, 2786, 2985, 4179, 5970, 6965, 8358, 13930, 19423, 20895, 38846, 41790, 58269, 97115, 116538, 135961, 194230, 271922, 291345, 407883, 582690, 679805, 815766, 1359610, 2039415, 3865177, 4078830, 7730354, 11595531, 19325885, 23191062, 27056239, 38651770, 54112478, 57977655, 81168717, 115955310, 135281195, 162337434, 270562390, 405843585, 811687170]

約数ペア:

[(1, 811687170), (2, 405843585), (3, 270562390), (5, 162337434), (6, 135281195), (7, 115955310), (10, 81168717), (14, 57977655), (15, 54112478), (21, 38651770), (30, 27056239), (35, 23191062), (42, 19325885), (70, 11595531), (105, 7730354), (199, 4078830), (210, 3865177), (398, 2039415), (597, 1359610), (995, 815766), (1194, 679805), (1393, 582690), (1990, 407883), (2786, 291345), (2985, 271922), (4179, 194230), (5970, 135961), (6965, 116538), (8358, 97115), (13930, 58269), (19423, 41790), (20895, 38846)]