216249280

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{229}}^1$

素因数の和:486

約数の個数: 112

約数和(自身を含む): 559429920

約数和(自身を除く): 343180640

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 227, 229, 260, 320, 416, 454, 458, 520, 832, 908, 916, 1040, 1135, 1145, 1816, 1832, 2080, 2270, 2290, 2951, 2977, 3632, 3664, 4160, 4540, 4580, 5902, 5954, 7264, 7328, 9080, 9160, 11804, 11908, 14528, 14656, 14755, 14885, 18160, 18320, 23608, 23816, 29510, 29770, 36320, 36640, 47216, 47632, 51983, 59020, 59540, 72640, 73280, 94432, 95264, 103966, 118040, 119080, 188864, 190528, 207932, 236080, 238160, 259915, 415864, 472160, 476320, 519830, 675779, 831728, 944320, 952640, 1039660, 1351558, 1663456, 2079320, 2703116, 3326912, 3378895, 4158640, 5406232, 6757790, 8317280, 10812464, 13515580, 16634560, 21624928, 27031160, 43249856, 54062320, 108124640, 216249280]

約数ペア:

[(1, 216249280), (2, 108124640), (4, 54062320), (5, 43249856), (8, 27031160), (10, 21624928), (13, 16634560), (16, 13515580), (20, 10812464), (26, 8317280), (32, 6757790), (40, 5406232), (52, 4158640), (64, 3378895), (65, 3326912), (80, 2703116), (104, 2079320), (130, 1663456), (160, 1351558), (208, 1039660), (227, 952640), (229, 944320), (260, 831728), (320, 675779), (416, 519830), (454, 476320), (458, 472160), (520, 415864), (832, 259915), (908, 238160), (916, 236080), (1040, 207932), (1135, 190528), (1145, 188864), (1816, 119080), (1832, 118040), (2080, 103966), (2270, 95264), (2290, 94432), (2951, 73280), (2977, 72640), (3632, 59540), (3664, 59020), (4160, 51983), (4540, 47632), (4580, 47216), (5902, 36640), (5954, 36320), (7264, 29770), (7328, 29510), (9080, 23816), (9160, 23608), (11804, 18320), (11908, 18160), (14528, 14885), (14656, 14755)]