247845310

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{1451}}^1$

素因数の和:1537

約数の個数: 64

約数和(自身を含む): 501811200

約数和(自身を除く): 253965890

約数列:

[1, 2, 5, 10, 19, 29, 31, 38, 58, 62, 95, 145, 155, 190, 290, 310, 551, 589, 899, 1102, 1178, 1451, 1798, 2755, 2902, 2945, 4495, 5510, 5890, 7255, 8990, 14510, 17081, 27569, 34162, 42079, 44981, 55138, 84158, 85405, 89962, 137845, 170810, 210395, 224905, 275690, 420790, 449810, 799501, 854639, 1304449, 1599002, 1709278, 2608898, 3997505, 4273195, 6522245, 7995010, 8546390, 13044490, 24784531, 49569062, 123922655, 247845310]

約数ペア:

[(1, 247845310), (2, 123922655), (5, 49569062), (10, 24784531), (19, 13044490), (29, 8546390), (31, 7995010), (38, 6522245), (58, 4273195), (62, 3997505), (95, 2608898), (145, 1709278), (155, 1599002), (190, 1304449), (290, 854639), (310, 799501), (551, 449810), (589, 420790), (899, 275690), (1102, 224905), (1178, 210395), (1451, 170810), (1798, 137845), (2755, 89962), (2902, 85405), (2945, 84158), (4495, 55138), (5510, 44981), (5890, 42079), (7255, 34162), (8990, 27569), (14510, 17081)]