128419488

素因数分解:

$2^5\times 3^2\times {\mathrm{23}}^1\times {\mathrm{19387}}^1$

素因数の和:19426

約数の個数: 72

約数和(自身を含む): 381090528

約数和(自身を除く): 252671040

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 32, 36, 46, 48, 69, 72, 92, 96, 138, 144, 184, 207, 276, 288, 368, 414, 552, 736, 828, 1104, 1656, 2208, 3312, 6624, 19387, 38774, 58161, 77548, 116322, 155096, 174483, 232644, 310192, 348966, 445901, 465288, 620384, 697932, 891802, 930576, 1337703, 1395864, 1783604, 1861152, 2675406, 2791728, 3567208, 4013109, 5350812, 5583456, 7134416, 8026218, 10701624, 14268832, 16052436, 21403248, 32104872, 42806496, 64209744, 128419488]

約数ペア:

[(1, 128419488), (2, 64209744), (3, 42806496), (4, 32104872), (6, 21403248), (8, 16052436), (9, 14268832), (12, 10701624), (16, 8026218), (18, 7134416), (23, 5583456), (24, 5350812), (32, 4013109), (36, 3567208), (46, 2791728), (48, 2675406), (69, 1861152), (72, 1783604), (92, 1395864), (96, 1337703), (138, 930576), (144, 891802), (184, 697932), (207, 620384), (276, 465288), (288, 445901), (368, 348966), (414, 310192), (552, 232644), (736, 174483), (828, 155096), (1104, 116322), (1656, 77548), (2208, 58161), (3312, 38774), (6624, 19387)]