1468851920

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{4261}}^1$

素因数の和:4444

約数の個数: 80

約数和(自身を含む): 3551439360

約数和(自身を除く): 2082587440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 139, 155, 248, 278, 310, 496, 556, 620, 695, 1112, 1240, 1390, 2224, 2480, 2780, 4261, 4309, 5560, 8522, 8618, 11120, 17044, 17236, 21305, 21545, 34088, 34472, 42610, 43090, 68176, 68944, 85220, 86180, 132091, 170440, 172360, 264182, 340880, 344720, 528364, 592279, 660455, 1056728, 1184558, 1320910, 2113456, 2369116, 2641820, 2961395, 4738232, 5283640, 5922790, 9476464, 10567280, 11845580, 18360649, 23691160, 36721298, 47382320, 73442596, 91803245, 146885192, 183606490, 293770384, 367212980, 734425960, 1468851920]

約数ペア:

[(1, 1468851920), (2, 734425960), (4, 367212980), (5, 293770384), (8, 183606490), (10, 146885192), (16, 91803245), (20, 73442596), (31, 47382320), (40, 36721298), (62, 23691160), (80, 18360649), (124, 11845580), (139, 10567280), (155, 9476464), (248, 5922790), (278, 5283640), (310, 4738232), (496, 2961395), (556, 2641820), (620, 2369116), (695, 2113456), (1112, 1320910), (1240, 1184558), (1390, 1056728), (2224, 660455), (2480, 592279), (2780, 528364), (4261, 344720), (4309, 340880), (5560, 264182), (8522, 172360), (8618, 170440), (11120, 132091), (17044, 86180), (17236, 85220), (21305, 68944), (21545, 68176), (34088, 43090), (34472, 42610)]