31343340

素因数分解:

$2^2\times 3^1\times 5^1\times 7^3\times {\mathrm{1523}}^1$

素因数の和:1556

約数の個数: 96

約数和(自身を含む): 102412800

約数和(自身を除く): 71069460

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 343, 420, 490, 588, 686, 735, 980, 1029, 1372, 1470, 1523, 1715, 2058, 2940, 3046, 3430, 4116, 4569, 5145, 6092, 6860, 7615, 9138, 10290, 10661, 15230, 18276, 20580, 21322, 22845, 30460, 31983, 42644, 45690, 53305, 63966, 74627, 91380, 106610, 127932, 149254, 159915, 213220, 223881, 298508, 319830, 373135, 447762, 522389, 639660, 746270, 895524, 1044778, 1119405, 1492540, 1567167, 2089556, 2238810, 2611945, 3134334, 4477620, 5223890, 6268668, 7835835, 10447780, 15671670, 31343340]

約数ペア:

[(1, 31343340), (2, 15671670), (3, 10447780), (4, 7835835), (5, 6268668), (6, 5223890), (7, 4477620), (10, 3134334), (12, 2611945), (14, 2238810), (15, 2089556), (20, 1567167), (21, 1492540), (28, 1119405), (30, 1044778), (35, 895524), (42, 746270), (49, 639660), (60, 522389), (70, 447762), (84, 373135), (98, 319830), (105, 298508), (140, 223881), (147, 213220), (196, 159915), (210, 149254), (245, 127932), (294, 106610), (343, 91380), (420, 74627), (490, 63966), (588, 53305), (686, 45690), (735, 42644), (980, 31983), (1029, 30460), (1372, 22845), (1470, 21322), (1523, 20580), (1715, 18276), (2058, 15230), (2940, 10661), (3046, 10290), (3430, 9138), (4116, 7615), (4569, 6860), (5145, 6092)]