91475720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{383}}^1\times {\mathrm{853}}^1$

素因数の和:1254

約数の個数: 64

約数和(自身を含む): 236113920

約数和(自身を除く): 144638200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 383, 766, 853, 1532, 1706, 1915, 2681, 3064, 3412, 3830, 4265, 5362, 5971, 6824, 7660, 8530, 10724, 11942, 13405, 15320, 17060, 21448, 23884, 26810, 29855, 34120, 47768, 53620, 59710, 107240, 119420, 238840, 326699, 653398, 1306796, 1633495, 2286893, 2613592, 3266990, 4573786, 6533980, 9147572, 11434465, 13067960, 18295144, 22868930, 45737860, 91475720]

約数ペア:

[(1, 91475720), (2, 45737860), (4, 22868930), (5, 18295144), (7, 13067960), (8, 11434465), (10, 9147572), (14, 6533980), (20, 4573786), (28, 3266990), (35, 2613592), (40, 2286893), (56, 1633495), (70, 1306796), (140, 653398), (280, 326699), (383, 238840), (766, 119420), (853, 107240), (1532, 59710), (1706, 53620), (1915, 47768), (2681, 34120), (3064, 29855), (3412, 26810), (3830, 23884), (4265, 21448), (5362, 17060), (5971, 15320), (6824, 13405), (7660, 11942), (8530, 10724)]