340763920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{20983}}^1$

素因数の和:21032

約数の個数: 80

約数和(自身を含む): 936725760

約数和(自身を除く): 595961840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 35, 40, 56, 58, 70, 80, 112, 116, 140, 145, 203, 232, 280, 290, 406, 464, 560, 580, 812, 1015, 1160, 1624, 2030, 2320, 3248, 4060, 8120, 16240, 20983, 41966, 83932, 104915, 146881, 167864, 209830, 293762, 335728, 419660, 587524, 608507, 734405, 839320, 1175048, 1217014, 1468810, 1678640, 2350096, 2434028, 2937620, 3042535, 4259549, 4868056, 5875240, 6085070, 8519098, 9736112, 11750480, 12170140, 17038196, 21297745, 24340280, 34076392, 42595490, 48680560, 68152784, 85190980, 170381960, 340763920]

約数ペア:

[(1, 340763920), (2, 170381960), (4, 85190980), (5, 68152784), (7, 48680560), (8, 42595490), (10, 34076392), (14, 24340280), (16, 21297745), (20, 17038196), (28, 12170140), (29, 11750480), (35, 9736112), (40, 8519098), (56, 6085070), (58, 5875240), (70, 4868056), (80, 4259549), (112, 3042535), (116, 2937620), (140, 2434028), (145, 2350096), (203, 1678640), (232, 1468810), (280, 1217014), (290, 1175048), (406, 839320), (464, 734405), (560, 608507), (580, 587524), (812, 419660), (1015, 335728), (1160, 293762), (1624, 209830), (2030, 167864), (2320, 146881), (3248, 104915), (4060, 83932), (8120, 41966), (16240, 20983)]