1207285520

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{131}}^1\times {\mathrm{2351}}^1$

素因数の和:2509

約数の個数: 120

約数和(自身を含む): 3291539328

約数和(自身を除く): 2084253808

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 131, 140, 196, 245, 262, 280, 392, 490, 524, 560, 655, 784, 917, 980, 1048, 1310, 1834, 1960, 2096, 2351, 2620, 3668, 3920, 4585, 4702, 5240, 6419, 7336, 9170, 9404, 10480, 11755, 12838, 14672, 16457, 18340, 18808, 23510, 25676, 32095, 32914, 36680, 37616, 47020, 51352, 64190, 65828, 73360, 82285, 94040, 102704, 115199, 128380, 131656, 164570, 188080, 230398, 256760, 263312, 307981, 329140, 460796, 513520, 575995, 615962, 658280, 921592, 1151990, 1231924, 1316560, 1539905, 1843184, 2155867, 2303980, 2463848, 3079810, 4311734, 4607960, 4927696, 6159620, 8623468, 9215920, 10779335, 12319240, 15091069, 17246936, 21558670, 24638480, 30182138, 34493872, 43117340, 60364276, 75455345, 86234680, 120728552, 150910690, 172469360, 241457104, 301821380, 603642760, 1207285520]

約数ペア:

[(1, 1207285520), (2, 603642760), (4, 301821380), (5, 241457104), (7, 172469360), (8, 150910690), (10, 120728552), (14, 86234680), (16, 75455345), (20, 60364276), (28, 43117340), (35, 34493872), (40, 30182138), (49, 24638480), (56, 21558670), (70, 17246936), (80, 15091069), (98, 12319240), (112, 10779335), (131, 9215920), (140, 8623468), (196, 6159620), (245, 4927696), (262, 4607960), (280, 4311734), (392, 3079810), (490, 2463848), (524, 2303980), (560, 2155867), (655, 1843184), (784, 1539905), (917, 1316560), (980, 1231924), (1048, 1151990), (1310, 921592), (1834, 658280), (1960, 615962), (2096, 575995), (2351, 513520), (2620, 460796), (3668, 329140), (3920, 307981), (4585, 263312), (4702, 256760), (5240, 230398), (6419, 188080), (7336, 164570), (9170, 131656), (9404, 128380), (10480, 115199), (11755, 102704), (12838, 94040), (14672, 82285), (16457, 73360), (18340, 65828), (18808, 64190), (23510, 51352), (25676, 47020), (32095, 37616), (32914, 36680)]