260383578

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{12889}}^1$

素因数の和:12951

約数の個数: 64

約数和(自身を含む): 658318080

約数和(自身を除く): 397934502

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 37, 39, 42, 74, 78, 91, 111, 182, 222, 259, 273, 481, 518, 546, 777, 962, 1443, 1554, 2886, 3367, 6734, 10101, 12889, 20202, 25778, 38667, 77334, 90223, 167557, 180446, 270669, 335114, 476893, 502671, 541338, 953786, 1005342, 1172899, 1430679, 2345798, 2861358, 3338251, 3518697, 6199609, 6676502, 7037394, 10014753, 12399218, 18598827, 20029506, 37197654, 43397263, 86794526, 130191789, 260383578]

約数ペア:

[(1, 260383578), (2, 130191789), (3, 86794526), (6, 43397263), (7, 37197654), (13, 20029506), (14, 18598827), (21, 12399218), (26, 10014753), (37, 7037394), (39, 6676502), (42, 6199609), (74, 3518697), (78, 3338251), (91, 2861358), (111, 2345798), (182, 1430679), (222, 1172899), (259, 1005342), (273, 953786), (481, 541338), (518, 502671), (546, 476893), (777, 335114), (962, 270669), (1443, 180446), (1554, 167557), (2886, 90223), (3367, 77334), (6734, 38667), (10101, 25778), (12889, 20202)]