229905920

素因数分解:

$2^9\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2897}}^1$

素因数の和:2951

約数の個数: 80

約数和(自身を含む): 569213568

約数和(自身を除く): 339307648

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 512, 620, 640, 992, 1240, 1280, 1984, 2480, 2560, 2897, 3968, 4960, 5794, 7936, 9920, 11588, 14485, 15872, 19840, 23176, 28970, 39680, 46352, 57940, 79360, 89807, 92704, 115880, 179614, 185408, 231760, 359228, 370816, 449035, 463520, 718456, 741632, 898070, 927040, 1436912, 1483264, 1796140, 1854080, 2873824, 3592280, 3708160, 5747648, 7184560, 7416320, 11495296, 14369120, 22990592, 28738240, 45981184, 57476480, 114952960, 229905920]

約数ペア:

[(1, 229905920), (2, 114952960), (4, 57476480), (5, 45981184), (8, 28738240), (10, 22990592), (16, 14369120), (20, 11495296), (31, 7416320), (32, 7184560), (40, 5747648), (62, 3708160), (64, 3592280), (80, 2873824), (124, 1854080), (128, 1796140), (155, 1483264), (160, 1436912), (248, 927040), (256, 898070), (310, 741632), (320, 718456), (496, 463520), (512, 449035), (620, 370816), (640, 359228), (992, 231760), (1240, 185408), (1280, 179614), (1984, 115880), (2480, 92704), (2560, 89807), (2897, 79360), (3968, 57940), (4960, 46352), (5794, 39680), (7936, 28970), (9920, 23176), (11588, 19840), (14485, 15872)]