255394566

素因数分解:

$2^1\times 3^3\times 7^2\times {\mathrm{263}}^1\times {\mathrm{367}}^1$

素因数の和:655

約数の個数: 96

約数和(自身を含む): 664519680

約数和(自身を除く): 409125114

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 49, 54, 63, 98, 126, 147, 189, 263, 294, 367, 378, 441, 526, 734, 789, 882, 1101, 1323, 1578, 1841, 2202, 2367, 2569, 2646, 3303, 3682, 4734, 5138, 5523, 6606, 7101, 7707, 9909, 11046, 12887, 14202, 15414, 16569, 17983, 19818, 23121, 25774, 33138, 35966, 38661, 46242, 49707, 53949, 69363, 77322, 96521, 99414, 107898, 115983, 138726, 161847, 193042, 231966, 289563, 323694, 347949, 485541, 579126, 675647, 695898, 868689, 971082, 1351294, 1737378, 2026941, 2606067, 4053882, 4729529, 5212134, 6080823, 9459058, 12161646, 14188587, 18242469, 28377174, 36484938, 42565761, 85131522, 127697283, 255394566]

約数ペア:

[(1, 255394566), (2, 127697283), (3, 85131522), (6, 42565761), (7, 36484938), (9, 28377174), (14, 18242469), (18, 14188587), (21, 12161646), (27, 9459058), (42, 6080823), (49, 5212134), (54, 4729529), (63, 4053882), (98, 2606067), (126, 2026941), (147, 1737378), (189, 1351294), (263, 971082), (294, 868689), (367, 695898), (378, 675647), (441, 579126), (526, 485541), (734, 347949), (789, 323694), (882, 289563), (1101, 231966), (1323, 193042), (1578, 161847), (1841, 138726), (2202, 115983), (2367, 107898), (2569, 99414), (2646, 96521), (3303, 77322), (3682, 69363), (4734, 53949), (5138, 49707), (5523, 46242), (6606, 38661), (7101, 35966), (7707, 33138), (9909, 25774), (11046, 23121), (12887, 19818), (14202, 17983), (15414, 16569)]