491320984

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{2339}}^1$

素因数の和:2405

約数の個数: 96

約数和(自身を含む): 1195084800

約数和(自身を除く): 703763816

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 31, 44, 56, 62, 77, 88, 121, 124, 154, 217, 242, 248, 308, 341, 434, 484, 616, 682, 847, 868, 968, 1364, 1694, 1736, 2339, 2387, 2728, 3388, 3751, 4678, 4774, 6776, 7502, 9356, 9548, 15004, 16373, 18712, 19096, 25729, 26257, 30008, 32746, 51458, 52514, 65492, 72509, 102916, 105028, 130984, 145018, 180103, 205832, 210056, 283019, 290036, 360206, 507563, 566038, 580072, 720412, 797599, 1015126, 1132076, 1440824, 1595198, 1981133, 2030252, 2264152, 3190396, 3962266, 4060504, 5583193, 6380792, 7924532, 8773589, 11166386, 15849064, 17547178, 22332772, 35094356, 44665544, 61415123, 70188712, 122830246, 245660492, 491320984]

約数ペア:

[(1, 491320984), (2, 245660492), (4, 122830246), (7, 70188712), (8, 61415123), (11, 44665544), (14, 35094356), (22, 22332772), (28, 17547178), (31, 15849064), (44, 11166386), (56, 8773589), (62, 7924532), (77, 6380792), (88, 5583193), (121, 4060504), (124, 3962266), (154, 3190396), (217, 2264152), (242, 2030252), (248, 1981133), (308, 1595198), (341, 1440824), (434, 1132076), (484, 1015126), (616, 797599), (682, 720412), (847, 580072), (868, 566038), (968, 507563), (1364, 360206), (1694, 290036), (1736, 283019), (2339, 210056), (2387, 205832), (2728, 180103), (3388, 145018), (3751, 130984), (4678, 105028), (4774, 102916), (6776, 72509), (7502, 65492), (9356, 52514), (9548, 51458), (15004, 32746), (16373, 30008), (18712, 26257), (19096, 25729)]