1489631680

素因数分解:

$2^6\times 5^1\times {\mathrm{41}}^1\times {\mathrm{113539}}^1$

素因数の和:113597

約数の個数: 56

約数和(自身を含む): 3633734160

約数和(自身を除く): 2144102480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 64, 80, 82, 160, 164, 205, 320, 328, 410, 656, 820, 1312, 1640, 2624, 3280, 6560, 13120, 113539, 227078, 454156, 567695, 908312, 1135390, 1816624, 2270780, 3633248, 4541560, 4655099, 7266496, 9083120, 9310198, 18166240, 18620396, 23275495, 36332480, 37240792, 46550990, 74481584, 93101980, 148963168, 186203960, 297926336, 372407920, 744815840, 1489631680]

約数ペア:

[(1, 1489631680), (2, 744815840), (4, 372407920), (5, 297926336), (8, 186203960), (10, 148963168), (16, 93101980), (20, 74481584), (32, 46550990), (40, 37240792), (41, 36332480), (64, 23275495), (80, 18620396), (82, 18166240), (160, 9310198), (164, 9083120), (205, 7266496), (320, 4655099), (328, 4541560), (410, 3633248), (656, 2270780), (820, 1816624), (1312, 1135390), (1640, 908312), (2624, 567695), (3280, 454156), (6560, 227078), (13120, 113539)]