338650720

素因数分解:

$2^5\times 5^1\times {\mathrm{107}}^1\times {\mathrm{131}}^1\times {\mathrm{151}}^1$

素因数の和:404

約数の個数: 96

約数和(自身を含む): 819092736

約数和(自身を除く): 480442016

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 107, 131, 151, 160, 214, 262, 302, 428, 524, 535, 604, 655, 755, 856, 1048, 1070, 1208, 1310, 1510, 1712, 2096, 2140, 2416, 2620, 3020, 3424, 4192, 4280, 4832, 5240, 6040, 8560, 10480, 12080, 14017, 16157, 17120, 19781, 20960, 24160, 28034, 32314, 39562, 56068, 64628, 70085, 79124, 80785, 98905, 112136, 129256, 140170, 158248, 161570, 197810, 224272, 258512, 280340, 316496, 323140, 395620, 448544, 517024, 560680, 632992, 646280, 791240, 1121360, 1292560, 1582480, 2116567, 2242720, 2585120, 3164960, 4233134, 8466268, 10582835, 16932536, 21165670, 33865072, 42331340, 67730144, 84662680, 169325360, 338650720]

約数ペア:

[(1, 338650720), (2, 169325360), (4, 84662680), (5, 67730144), (8, 42331340), (10, 33865072), (16, 21165670), (20, 16932536), (32, 10582835), (40, 8466268), (80, 4233134), (107, 3164960), (131, 2585120), (151, 2242720), (160, 2116567), (214, 1582480), (262, 1292560), (302, 1121360), (428, 791240), (524, 646280), (535, 632992), (604, 560680), (655, 517024), (755, 448544), (856, 395620), (1048, 323140), (1070, 316496), (1208, 280340), (1310, 258512), (1510, 224272), (1712, 197810), (2096, 161570), (2140, 158248), (2416, 140170), (2620, 129256), (3020, 112136), (3424, 98905), (4192, 80785), (4280, 79124), (4832, 70085), (5240, 64628), (6040, 56068), (8560, 39562), (10480, 32314), (12080, 28034), (14017, 24160), (16157, 20960), (17120, 19781)]