15911880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{1367}}^1$

素因数の和:1478

約数の個数: 64

約数和(自身を含む): 48263040

約数和(自身を除く): 32351160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 97, 120, 194, 291, 388, 485, 582, 776, 970, 1164, 1367, 1455, 1940, 2328, 2734, 2910, 3880, 4101, 5468, 5820, 6835, 8202, 10936, 11640, 13670, 16404, 20505, 27340, 32808, 41010, 54680, 82020, 132599, 164040, 265198, 397797, 530396, 662995, 795594, 1060792, 1325990, 1591188, 1988985, 2651980, 3182376, 3977970, 5303960, 7955940, 15911880]

約数ペア:

[(1, 15911880), (2, 7955940), (3, 5303960), (4, 3977970), (5, 3182376), (6, 2651980), (8, 1988985), (10, 1591188), (12, 1325990), (15, 1060792), (20, 795594), (24, 662995), (30, 530396), (40, 397797), (60, 265198), (97, 164040), (120, 132599), (194, 82020), (291, 54680), (388, 41010), (485, 32808), (582, 27340), (776, 20505), (970, 16404), (1164, 13670), (1367, 11640), (1455, 10936), (1940, 8202), (2328, 6835), (2734, 5820), (2910, 5468), (3880, 4101)]