216917456

素因数分解:

$2^4\times 7^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{617}}^1$

素因数の和:748

約数の個数: 80

約数和(自身を含む): 499027584

約数和(自身を除く): 282110128

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 43, 56, 73, 86, 112, 146, 172, 292, 301, 344, 511, 584, 602, 617, 688, 1022, 1168, 1204, 1234, 2044, 2408, 2468, 3139, 4088, 4319, 4816, 4936, 6278, 8176, 8638, 9872, 12556, 17276, 21973, 25112, 26531, 34552, 43946, 45041, 50224, 53062, 69104, 87892, 90082, 106124, 175784, 180164, 185717, 212248, 315287, 351568, 360328, 371434, 424496, 630574, 720656, 742868, 1261148, 1485736, 1936763, 2522296, 2971472, 3873526, 5044592, 7747052, 13557341, 15494104, 27114682, 30988208, 54229364, 108458728, 216917456]

約数ペア:

[(1, 216917456), (2, 108458728), (4, 54229364), (7, 30988208), (8, 27114682), (14, 15494104), (16, 13557341), (28, 7747052), (43, 5044592), (56, 3873526), (73, 2971472), (86, 2522296), (112, 1936763), (146, 1485736), (172, 1261148), (292, 742868), (301, 720656), (344, 630574), (511, 424496), (584, 371434), (602, 360328), (617, 351568), (688, 315287), (1022, 212248), (1168, 185717), (1204, 180164), (1234, 175784), (2044, 106124), (2408, 90082), (2468, 87892), (3139, 69104), (4088, 53062), (4319, 50224), (4816, 45041), (4936, 43946), (6278, 34552), (8176, 26531), (8638, 25112), (9872, 21973), (12556, 17276)]