641863656

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{439}}^1\times {\mathrm{967}}^1$

素因数の和:1428

約数の個数: 128

約数和(自身を含む): 2044416000

約数和(自身を除く): 1402552344

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 72, 84, 108, 126, 168, 189, 216, 252, 378, 439, 504, 756, 878, 967, 1317, 1512, 1756, 1934, 2634, 2901, 3073, 3512, 3868, 3951, 5268, 5802, 6146, 6769, 7736, 7902, 8703, 9219, 10536, 11604, 11853, 12292, 13538, 15804, 17406, 18438, 20307, 23208, 23706, 24584, 26109, 27076, 27657, 31608, 34812, 36876, 40614, 47412, 52218, 54152, 55314, 60921, 69624, 73752, 81228, 82971, 94824, 104436, 110628, 121842, 162456, 165942, 182763, 208872, 221256, 243684, 331884, 365526, 424513, 487368, 663768, 731052, 849026, 1273539, 1462104, 1698052, 2547078, 2971591, 3396104, 3820617, 5094156, 5943182, 7641234, 8914773, 10188312, 11461851, 11886364, 15282468, 17829546, 22923702, 23772728, 26744319, 30564936, 35659092, 45847404, 53488638, 71318184, 80232957, 91694808, 106977276, 160465914, 213954552, 320931828, 641863656]

約数ペア:

[(1, 641863656), (2, 320931828), (3, 213954552), (4, 160465914), (6, 106977276), (7, 91694808), (8, 80232957), (9, 71318184), (12, 53488638), (14, 45847404), (18, 35659092), (21, 30564936), (24, 26744319), (27, 23772728), (28, 22923702), (36, 17829546), (42, 15282468), (54, 11886364), (56, 11461851), (63, 10188312), (72, 8914773), (84, 7641234), (108, 5943182), (126, 5094156), (168, 3820617), (189, 3396104), (216, 2971591), (252, 2547078), (378, 1698052), (439, 1462104), (504, 1273539), (756, 849026), (878, 731052), (967, 663768), (1317, 487368), (1512, 424513), (1756, 365526), (1934, 331884), (2634, 243684), (2901, 221256), (3073, 208872), (3512, 182763), (3868, 165942), (3951, 162456), (5268, 121842), (5802, 110628), (6146, 104436), (6769, 94824), (7736, 82971), (7902, 81228), (8703, 73752), (9219, 69624), (10536, 60921), (11604, 55314), (11853, 54152), (12292, 52218), (13538, 47412), (15804, 40614), (17406, 36876), (18438, 34812), (20307, 31608), (23208, 27657), (23706, 27076), (24584, 26109)]