178207965

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{73}}^1\times {\mathrm{107}}^1$

素因数の和:220

約数の個数: 96

約数和(自身を含む): 351008640

約数和(自身を除く): 172800675

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 73, 107, 117, 135, 169, 195, 219, 321, 351, 365, 507, 535, 585, 657, 845, 949, 963, 1095, 1391, 1521, 1605, 1755, 1971, 2535, 2847, 2889, 3285, 4173, 4563, 4745, 4815, 6955, 7605, 7811, 8541, 9855, 12337, 12519, 14235, 14445, 18083, 20865, 22815, 23433, 25623, 37011, 37557, 39055, 42705, 54249, 61685, 62595, 70299, 90415, 101543, 111033, 117165, 128115, 162747, 185055, 187785, 210897, 271245, 304629, 333099, 351495, 488241, 507715, 555165, 813735, 913887, 1054485, 1320059, 1523145, 1665495, 2441205, 2741661, 3960177, 4569435, 6600295, 11880531, 13708305, 19800885, 35641593, 59402655, 178207965]

約数ペア:

[(1, 178207965), (3, 59402655), (5, 35641593), (9, 19800885), (13, 13708305), (15, 11880531), (27, 6600295), (39, 4569435), (45, 3960177), (65, 2741661), (73, 2441205), (107, 1665495), (117, 1523145), (135, 1320059), (169, 1054485), (195, 913887), (219, 813735), (321, 555165), (351, 507715), (365, 488241), (507, 351495), (535, 333099), (585, 304629), (657, 271245), (845, 210897), (949, 187785), (963, 185055), (1095, 162747), (1391, 128115), (1521, 117165), (1605, 111033), (1755, 101543), (1971, 90415), (2535, 70299), (2847, 62595), (2889, 61685), (3285, 54249), (4173, 42705), (4563, 39055), (4745, 37557), (4815, 37011), (6955, 25623), (7605, 23433), (7811, 22815), (8541, 20865), (9855, 18083), (12337, 14445), (12519, 14235)]