264310960

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1\times {\mathrm{541}}^1$

素因数の和:782

約数の個数: 80

約数和(自身を含む): 638744832

約数和(自身を除く): 374433872

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 197, 248, 310, 394, 496, 541, 620, 788, 985, 1082, 1240, 1576, 1970, 2164, 2480, 2705, 3152, 3940, 4328, 5410, 6107, 7880, 8656, 10820, 12214, 15760, 16771, 21640, 24428, 30535, 33542, 43280, 48856, 61070, 67084, 83855, 97712, 106577, 122140, 134168, 167710, 213154, 244280, 268336, 335420, 426308, 488560, 532885, 670840, 852616, 1065770, 1341680, 1705232, 2131540, 3303887, 4263080, 6607774, 8526160, 13215548, 16519435, 26431096, 33038870, 52862192, 66077740, 132155480, 264310960]

約数ペア:

[(1, 264310960), (2, 132155480), (4, 66077740), (5, 52862192), (8, 33038870), (10, 26431096), (16, 16519435), (20, 13215548), (31, 8526160), (40, 6607774), (62, 4263080), (80, 3303887), (124, 2131540), (155, 1705232), (197, 1341680), (248, 1065770), (310, 852616), (394, 670840), (496, 532885), (541, 488560), (620, 426308), (788, 335420), (985, 268336), (1082, 244280), (1240, 213154), (1576, 167710), (1970, 134168), (2164, 122140), (2480, 106577), (2705, 97712), (3152, 83855), (3940, 67084), (4328, 61070), (5410, 48856), (6107, 43280), (7880, 33542), (8656, 30535), (10820, 24428), (12214, 21640), (15760, 16771)]