257679408

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{5147}}^1$

素因数の和:5314

約数の個数: 80

約数和(自身を含む): 766022400

約数和(自身を除く): 508342992

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 149, 168, 298, 336, 447, 596, 894, 1043, 1192, 1788, 2086, 2384, 3129, 3576, 4172, 5147, 6258, 7152, 8344, 10294, 12516, 15441, 16688, 20588, 25032, 30882, 36029, 41176, 50064, 61764, 72058, 82352, 108087, 123528, 144116, 216174, 247056, 288232, 432348, 576464, 766903, 864696, 1533806, 1729392, 2300709, 3067612, 4601418, 5368321, 6135224, 9202836, 10736642, 12270448, 16104963, 18405672, 21473284, 32209926, 36811344, 42946568, 64419852, 85893136, 128839704, 257679408]

約数ペア:

[(1, 257679408), (2, 128839704), (3, 85893136), (4, 64419852), (6, 42946568), (7, 36811344), (8, 32209926), (12, 21473284), (14, 18405672), (16, 16104963), (21, 12270448), (24, 10736642), (28, 9202836), (42, 6135224), (48, 5368321), (56, 4601418), (84, 3067612), (112, 2300709), (149, 1729392), (168, 1533806), (298, 864696), (336, 766903), (447, 576464), (596, 432348), (894, 288232), (1043, 247056), (1192, 216174), (1788, 144116), (2086, 123528), (2384, 108087), (3129, 82352), (3576, 72058), (4172, 61764), (5147, 50064), (6258, 41176), (7152, 36029), (8344, 30882), (10294, 25032), (12516, 20588), (15441, 16688)]