289606960

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^2\times {\mathrm{3767}}^1$

素因数の和:3842

約数の個数: 60

約数和(自身を含む): 695942064

約数和(自身を除く): 406335104

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 961, 1240, 1922, 2480, 3767, 3844, 4805, 7534, 7688, 9610, 15068, 15376, 18835, 19220, 30136, 37670, 38440, 60272, 75340, 76880, 116777, 150680, 233554, 301360, 467108, 583885, 934216, 1167770, 1868432, 2335540, 3620087, 4671080, 7240174, 9342160, 14480348, 18100435, 28960696, 36200870, 57921392, 72401740, 144803480, 289606960]

約数ペア:

[(1, 289606960), (2, 144803480), (4, 72401740), (5, 57921392), (8, 36200870), (10, 28960696), (16, 18100435), (20, 14480348), (31, 9342160), (40, 7240174), (62, 4671080), (80, 3620087), (124, 2335540), (155, 1868432), (248, 1167770), (310, 934216), (496, 583885), (620, 467108), (961, 301360), (1240, 233554), (1922, 150680), (2480, 116777), (3767, 76880), (3844, 75340), (4805, 60272), (7534, 38440), (7688, 37670), (9610, 30136), (15068, 19220), (15376, 18835)]