400384320

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{59581}}^1$

素因数の和:59608

約数の個数: 112

約数和(自身を含む): 1452847488

約数和(自身を除く): 1052463168

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 420, 448, 480, 560, 672, 840, 960, 1120, 1344, 1680, 2240, 3360, 6720, 59581, 119162, 178743, 238324, 297905, 357486, 417067, 476648, 595810, 714972, 834134, 893715, 953296, 1191620, 1251201, 1429944, 1668268, 1787430, 1906592, 2085335, 2383240, 2502402, 2859888, 3336536, 3574860, 3813184, 4170670, 4766480, 5004804, 5719776, 6256005, 6673072, 7149720, 8341340, 9532960, 10009608, 11439552, 12512010, 13346144, 14299440, 16682680, 19065920, 20019216, 25024020, 26692288, 28598880, 33365360, 40038432, 50048040, 57197760, 66730720, 80076864, 100096080, 133461440, 200192160, 400384320]

約数ペア:

[(1, 400384320), (2, 200192160), (3, 133461440), (4, 100096080), (5, 80076864), (6, 66730720), (7, 57197760), (8, 50048040), (10, 40038432), (12, 33365360), (14, 28598880), (15, 26692288), (16, 25024020), (20, 20019216), (21, 19065920), (24, 16682680), (28, 14299440), (30, 13346144), (32, 12512010), (35, 11439552), (40, 10009608), (42, 9532960), (48, 8341340), (56, 7149720), (60, 6673072), (64, 6256005), (70, 5719776), (80, 5004804), (84, 4766480), (96, 4170670), (105, 3813184), (112, 3574860), (120, 3336536), (140, 2859888), (160, 2502402), (168, 2383240), (192, 2085335), (210, 1906592), (224, 1787430), (240, 1668268), (280, 1429944), (320, 1251201), (336, 1191620), (420, 953296), (448, 893715), (480, 834134), (560, 714972), (672, 595810), (840, 476648), (960, 417067), (1120, 357486), (1344, 297905), (1680, 238324), (2240, 178743), (3360, 119162), (6720, 59581)]