678295331320

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{227}}^1\times {\mathrm{83653}}^1$

素因数の和:83957

約数の個数: 128

約数和(自身を含む): 1647916876800

約数和(自身を除く): 969621545480

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 47, 76, 94, 95, 152, 188, 190, 227, 235, 376, 380, 454, 470, 760, 893, 908, 940, 1135, 1786, 1816, 1880, 2270, 3572, 4313, 4465, 4540, 7144, 8626, 8930, 9080, 10669, 17252, 17860, 21338, 21565, 34504, 35720, 42676, 43130, 53345, 83653, 85352, 86260, 106690, 167306, 172520, 202711, 213380, 334612, 405422, 418265, 426760, 669224, 810844, 836530, 1013555, 1589407, 1621688, 1673060, 2027110, 3178814, 3346120, 3931691, 4054220, 6357628, 7863382, 7947035, 8108440, 12715256, 15726764, 15894070, 18989231, 19658455, 31453528, 31788140, 37978462, 39316910, 63576280, 74702129, 75956924, 78633820, 94946155, 149404258, 151913848, 157267640, 189892310, 298808516, 360795389, 373510645, 379784620, 597617032, 721590778, 747021290, 759569240, 892493857, 1443181556, 1494042580, 1784987714, 1803976945, 2886363112, 2988085160, 3569975428, 3607953890, 4462469285, 7139950856, 7215907780, 8924938570, 14431815560, 16957383283, 17849877140, 33914766566, 35699754280, 67829533132, 84786916415, 135659066264, 169573832830, 339147665660, 678295331320]

約数ペア:

[(1, 678295331320), (2, 339147665660), (4, 169573832830), (5, 135659066264), (8, 84786916415), (10, 67829533132), (19, 35699754280), (20, 33914766566), (38, 17849877140), (40, 16957383283), (47, 14431815560), (76, 8924938570), (94, 7215907780), (95, 7139950856), (152, 4462469285), (188, 3607953890), (190, 3569975428), (227, 2988085160), (235, 2886363112), (376, 1803976945), (380, 1784987714), (454, 1494042580), (470, 1443181556), (760, 892493857), (893, 759569240), (908, 747021290), (940, 721590778), (1135, 597617032), (1786, 379784620), (1816, 373510645), (1880, 360795389), (2270, 298808516), (3572, 189892310), (4313, 157267640), (4465, 151913848), (4540, 149404258), (7144, 94946155), (8626, 78633820), (8930, 75956924), (9080, 74702129), (10669, 63576280), (17252, 39316910), (17860, 37978462), (21338, 31788140), (21565, 31453528), (34504, 19658455), (35720, 18989231), (42676, 15894070), (43130, 15726764), (53345, 12715256), (83653, 8108440), (85352, 7947035), (86260, 7863382), (106690, 6357628), (167306, 4054220), (172520, 3931691), (202711, 3346120), (213380, 3178814), (334612, 2027110), (405422, 1673060), (418265, 1621688), (426760, 1589407), (669224, 1013555), (810844, 836530)]