640430736

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{3557}}^1$

素因数の和:3621

約数の個数: 120

約数和(自身を含む): 1877713152

約数和(自身を除く): 1237282416

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 31, 33, 44, 48, 62, 66, 88, 93, 121, 124, 132, 176, 186, 242, 248, 264, 341, 363, 372, 484, 496, 528, 682, 726, 744, 968, 1023, 1364, 1452, 1488, 1936, 2046, 2728, 2904, 3557, 3751, 4092, 5456, 5808, 7114, 7502, 8184, 10671, 11253, 14228, 15004, 16368, 21342, 22506, 28456, 30008, 39127, 42684, 45012, 56912, 60016, 78254, 85368, 90024, 110267, 117381, 156508, 170736, 180048, 220534, 234762, 313016, 330801, 430397, 441068, 469524, 626032, 661602, 860794, 882136, 939048, 1212937, 1291191, 1323204, 1721588, 1764272, 1878096, 2425874, 2582382, 2646408, 3443176, 3638811, 4851748, 5164764, 5292816, 6886352, 7277622, 9703496, 10329528, 13342307, 14555244, 19406992, 20659056, 26684614, 29110488, 40026921, 53369228, 58220976, 80053842, 106738456, 160107684, 213476912, 320215368, 640430736]

約数ペア:

[(1, 640430736), (2, 320215368), (3, 213476912), (4, 160107684), (6, 106738456), (8, 80053842), (11, 58220976), (12, 53369228), (16, 40026921), (22, 29110488), (24, 26684614), (31, 20659056), (33, 19406992), (44, 14555244), (48, 13342307), (62, 10329528), (66, 9703496), (88, 7277622), (93, 6886352), (121, 5292816), (124, 5164764), (132, 4851748), (176, 3638811), (186, 3443176), (242, 2646408), (248, 2582382), (264, 2425874), (341, 1878096), (363, 1764272), (372, 1721588), (484, 1323204), (496, 1291191), (528, 1212937), (682, 939048), (726, 882136), (744, 860794), (968, 661602), (1023, 626032), (1364, 469524), (1452, 441068), (1488, 430397), (1936, 330801), (2046, 313016), (2728, 234762), (2904, 220534), (3557, 180048), (3751, 170736), (4092, 156508), (5456, 117381), (5808, 110267), (7114, 90024), (7502, 85368), (8184, 78254), (10671, 60016), (11253, 56912), (14228, 45012), (15004, 42684), (16368, 39127), (21342, 30008), (22506, 28456)]