17181440

素因数分解:

$2^8\times 5^1\times {\mathrm{31}}^1\times {\mathrm{433}}^1$

素因数の和:485

約数の個数: 72

約数和(自身を含む): 42580608

約数和(自身を除く): 25399168

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, 433, 496, 620, 640, 866, 992, 1240, 1280, 1732, 1984, 2165, 2480, 3464, 3968, 4330, 4960, 6928, 7936, 8660, 9920, 13423, 13856, 17320, 19840, 26846, 27712, 34640, 39680, 53692, 55424, 67115, 69280, 107384, 110848, 134230, 138560, 214768, 268460, 277120, 429536, 536920, 554240, 859072, 1073840, 1718144, 2147680, 3436288, 4295360, 8590720, 17181440]

約数ペア:

[(1, 17181440), (2, 8590720), (4, 4295360), (5, 3436288), (8, 2147680), (10, 1718144), (16, 1073840), (20, 859072), (31, 554240), (32, 536920), (40, 429536), (62, 277120), (64, 268460), (80, 214768), (124, 138560), (128, 134230), (155, 110848), (160, 107384), (248, 69280), (256, 67115), (310, 55424), (320, 53692), (433, 39680), (496, 34640), (620, 27712), (640, 26846), (866, 19840), (992, 17320), (1240, 13856), (1280, 13423), (1732, 9920), (1984, 8660), (2165, 7936), (2480, 6928), (3464, 4960), (3968, 4330)]