304661680

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^3\times {\mathrm{313}}^1$

素因数の和:395

約数の個数: 80

約数和(自身を含む): 742898880

約数和(自身を除く): 438237200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 313, 368, 460, 529, 626, 920, 1058, 1252, 1565, 1840, 2116, 2504, 2645, 3130, 4232, 5008, 5290, 6260, 7199, 8464, 10580, 12167, 12520, 14398, 21160, 24334, 25040, 28796, 35995, 42320, 48668, 57592, 60835, 71990, 97336, 115184, 121670, 143980, 165577, 194672, 243340, 287960, 331154, 486680, 575920, 662308, 827885, 973360, 1324616, 1655770, 2649232, 3311540, 3808271, 6623080, 7616542, 13246160, 15233084, 19041355, 30466168, 38082710, 60932336, 76165420, 152330840, 304661680]

約数ペア:

[(1, 304661680), (2, 152330840), (4, 76165420), (5, 60932336), (8, 38082710), (10, 30466168), (16, 19041355), (20, 15233084), (23, 13246160), (40, 7616542), (46, 6623080), (80, 3808271), (92, 3311540), (115, 2649232), (184, 1655770), (230, 1324616), (313, 973360), (368, 827885), (460, 662308), (529, 575920), (626, 486680), (920, 331154), (1058, 287960), (1252, 243340), (1565, 194672), (1840, 165577), (2116, 143980), (2504, 121670), (2645, 115184), (3130, 97336), (4232, 71990), (5008, 60835), (5290, 57592), (6260, 48668), (7199, 42320), (8464, 35995), (10580, 28796), (12167, 25040), (12520, 24334), (14398, 21160)]