15992480

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{131}}^1$

素因数の和:262

約数の個数: 96

約数和(自身を含む): 43908480

約数和(自身を除く): 27916000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 109, 112, 131, 140, 160, 218, 224, 262, 280, 436, 524, 545, 560, 655, 763, 872, 917, 1048, 1090, 1120, 1310, 1526, 1744, 1834, 2096, 2180, 2620, 3052, 3488, 3668, 3815, 4192, 4360, 4585, 5240, 6104, 7336, 7630, 8720, 9170, 10480, 12208, 14279, 14672, 15260, 17440, 18340, 20960, 24416, 28558, 29344, 30520, 36680, 57116, 61040, 71395, 73360, 99953, 114232, 122080, 142790, 146720, 199906, 228464, 285580, 399812, 456928, 499765, 571160, 799624, 999530, 1142320, 1599248, 1999060, 2284640, 3198496, 3998120, 7996240, 15992480]

約数ペア:

[(1, 15992480), (2, 7996240), (4, 3998120), (5, 3198496), (7, 2284640), (8, 1999060), (10, 1599248), (14, 1142320), (16, 999530), (20, 799624), (28, 571160), (32, 499765), (35, 456928), (40, 399812), (56, 285580), (70, 228464), (80, 199906), (109, 146720), (112, 142790), (131, 122080), (140, 114232), (160, 99953), (218, 73360), (224, 71395), (262, 61040), (280, 57116), (436, 36680), (524, 30520), (545, 29344), (560, 28558), (655, 24416), (763, 20960), (872, 18340), (917, 17440), (1048, 15260), (1090, 14672), (1120, 14279), (1310, 12208), (1526, 10480), (1744, 9170), (1834, 8720), (2096, 7630), (2180, 7336), (2620, 6104), (3052, 5240), (3488, 4585), (3668, 4360), (3815, 4192)]