78466240

素因数分解:

$2^6\times 5^1\times {\mathrm{73}}^1\times {\mathrm{3359}}^1$

素因数の和:3449

約数の個数: 56

約数和(自身を含む): 189463680

約数和(自身を除く): 110997440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 73, 80, 146, 160, 292, 320, 365, 584, 730, 1168, 1460, 2336, 2920, 3359, 4672, 5840, 6718, 11680, 13436, 16795, 23360, 26872, 33590, 53744, 67180, 107488, 134360, 214976, 245207, 268720, 490414, 537440, 980828, 1074880, 1226035, 1961656, 2452070, 3923312, 4904140, 7846624, 9808280, 15693248, 19616560, 39233120, 78466240]

約数ペア:

[(1, 78466240), (2, 39233120), (4, 19616560), (5, 15693248), (8, 9808280), (10, 7846624), (16, 4904140), (20, 3923312), (32, 2452070), (40, 1961656), (64, 1226035), (73, 1074880), (80, 980828), (146, 537440), (160, 490414), (292, 268720), (320, 245207), (365, 214976), (584, 134360), (730, 107488), (1168, 67180), (1460, 53744), (2336, 33590), (2920, 26872), (3359, 23360), (4672, 16795), (5840, 13436), (6718, 11680)]