312156

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1$

素因数の和:75

約数の個数: 72

約数和(自身を含む): 917280

約数和(自身を除く): 605124

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 23, 26, 29, 36, 39, 46, 52, 58, 69, 78, 87, 92, 116, 117, 138, 156, 174, 207, 234, 261, 276, 299, 348, 377, 414, 468, 522, 598, 667, 754, 828, 897, 1044, 1131, 1196, 1334, 1508, 1794, 2001, 2262, 2668, 2691, 3393, 3588, 4002, 4524, 5382, 6003, 6786, 8004, 8671, 10764, 12006, 13572, 17342, 24012, 26013, 34684, 52026, 78039, 104052, 156078, 312156]

約数ペア:

[(1, 312156), (2, 156078), (3, 104052), (4, 78039), (6, 52026), (9, 34684), (12, 26013), (13, 24012), (18, 17342), (23, 13572), (26, 12006), (29, 10764), (36, 8671), (39, 8004), (46, 6786), (52, 6003), (58, 5382), (69, 4524), (78, 4002), (87, 3588), (92, 3393), (116, 2691), (117, 2668), (138, 2262), (156, 2001), (174, 1794), (207, 1508), (234, 1334), (261, 1196), (276, 1131), (299, 1044), (348, 897), (377, 828), (414, 754), (468, 667), (522, 598)]