15780648

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1367}}^1$

素因数の和:1426

約数の個数: 64

約数和(自身を含む): 43666560

約数和(自身を除く): 27885912

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 37, 39, 52, 74, 78, 104, 111, 148, 156, 222, 296, 312, 444, 481, 888, 962, 1367, 1443, 1924, 2734, 2886, 3848, 4101, 5468, 5772, 8202, 10936, 11544, 16404, 17771, 32808, 35542, 50579, 53313, 71084, 101158, 106626, 142168, 151737, 202316, 213252, 303474, 404632, 426504, 606948, 657527, 1213896, 1315054, 1972581, 2630108, 3945162, 5260216, 7890324, 15780648]

約数ペア:

[(1, 15780648), (2, 7890324), (3, 5260216), (4, 3945162), (6, 2630108), (8, 1972581), (12, 1315054), (13, 1213896), (24, 657527), (26, 606948), (37, 426504), (39, 404632), (52, 303474), (74, 213252), (78, 202316), (104, 151737), (111, 142168), (148, 106626), (156, 101158), (222, 71084), (296, 53313), (312, 50579), (444, 35542), (481, 32808), (888, 17771), (962, 16404), (1367, 11544), (1443, 10936), (1924, 8202), (2734, 5772), (2886, 5468), (3848, 4101)]