256604688

素因数分解:

$2^4\times 3^2\times {\mathrm{59}}^1\times {\mathrm{30203}}^1$

素因数の和:30276

約数の個数: 60

約数和(自身を含む): 730332720

約数和(自身を除く): 473728032

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 59, 72, 118, 144, 177, 236, 354, 472, 531, 708, 944, 1062, 1416, 2124, 2832, 4248, 8496, 30203, 60406, 90609, 120812, 181218, 241624, 271827, 362436, 483248, 543654, 724872, 1087308, 1449744, 1781977, 2174616, 3563954, 4349232, 5345931, 7127908, 10691862, 14255816, 16037793, 21383724, 28511632, 32075586, 42767448, 64151172, 85534896, 128302344, 256604688]

約数ペア:

[(1, 256604688), (2, 128302344), (3, 85534896), (4, 64151172), (6, 42767448), (8, 32075586), (9, 28511632), (12, 21383724), (16, 16037793), (18, 14255816), (24, 10691862), (36, 7127908), (48, 5345931), (59, 4349232), (72, 3563954), (118, 2174616), (144, 1781977), (177, 1449744), (236, 1087308), (354, 724872), (472, 543654), (531, 483248), (708, 362436), (944, 271827), (1062, 241624), (1416, 181218), (2124, 120812), (2832, 90609), (4248, 60406), (8496, 30203)]