90908520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{44563}}^1$

素因数の和:44594

約数の個数: 64

約数和(自身を含む): 288774720

約数和(自身を除く): 197866200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 680, 1020, 2040, 44563, 89126, 133689, 178252, 222815, 267378, 356504, 445630, 534756, 668445, 757571, 891260, 1069512, 1336890, 1515142, 1782520, 2272713, 2673780, 3030284, 3787855, 4545426, 5347560, 6060568, 7575710, 9090852, 11363565, 15151420, 18181704, 22727130, 30302840, 45454260, 90908520]

約数ペア:

[(1, 90908520), (2, 45454260), (3, 30302840), (4, 22727130), (5, 18181704), (6, 15151420), (8, 11363565), (10, 9090852), (12, 7575710), (15, 6060568), (17, 5347560), (20, 4545426), (24, 3787855), (30, 3030284), (34, 2673780), (40, 2272713), (51, 1782520), (60, 1515142), (68, 1336890), (85, 1069512), (102, 891260), (120, 757571), (136, 668445), (170, 534756), (204, 445630), (255, 356504), (340, 267378), (408, 222815), (510, 178252), (680, 133689), (1020, 89126), (2040, 44563)]