30115280

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1259}}^1$

素因数の和:1308

約数の個数: 80

約数和(自身を含む): 78744960

約数和(自身を除く): 48629680

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 26, 40, 46, 52, 65, 80, 92, 104, 115, 130, 184, 208, 230, 260, 299, 368, 460, 520, 598, 920, 1040, 1196, 1259, 1495, 1840, 2392, 2518, 2990, 4784, 5036, 5980, 6295, 10072, 11960, 12590, 16367, 20144, 23920, 25180, 28957, 32734, 50360, 57914, 65468, 81835, 100720, 115828, 130936, 144785, 163670, 231656, 261872, 289570, 327340, 376441, 463312, 579140, 654680, 752882, 1158280, 1309360, 1505764, 1882205, 2316560, 3011528, 3764410, 6023056, 7528820, 15057640, 30115280]

約数ペア:

[(1, 30115280), (2, 15057640), (4, 7528820), (5, 6023056), (8, 3764410), (10, 3011528), (13, 2316560), (16, 1882205), (20, 1505764), (23, 1309360), (26, 1158280), (40, 752882), (46, 654680), (52, 579140), (65, 463312), (80, 376441), (92, 327340), (104, 289570), (115, 261872), (130, 231656), (184, 163670), (208, 144785), (230, 130936), (260, 115828), (299, 100720), (368, 81835), (460, 65468), (520, 57914), (598, 50360), (920, 32734), (1040, 28957), (1196, 25180), (1259, 23920), (1495, 20144), (1840, 16367), (2392, 12590), (2518, 11960), (2990, 10072), (4784, 6295), (5036, 5980)]