398793920

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{5743}}^1$

素因数の和:5798

約数の個数: 112

約数和(自身を含む): 1120493568

約数和(自身を除く): 721699648

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 64, 70, 80, 112, 124, 140, 155, 160, 217, 224, 248, 280, 310, 320, 434, 448, 496, 560, 620, 868, 992, 1085, 1120, 1240, 1736, 1984, 2170, 2240, 2480, 3472, 4340, 4960, 5743, 6944, 8680, 9920, 11486, 13888, 17360, 22972, 28715, 34720, 40201, 45944, 57430, 69440, 80402, 91888, 114860, 160804, 178033, 183776, 201005, 229720, 321608, 356066, 367552, 402010, 459440, 643216, 712132, 804020, 890165, 918880, 1246231, 1286432, 1424264, 1608040, 1780330, 1837760, 2492462, 2572864, 2848528, 3216080, 3560660, 4984924, 5697056, 6231155, 6432160, 7121320, 9969848, 11394112, 12462310, 12864320, 14242640, 19939696, 24924620, 28485280, 39879392, 49849240, 56970560, 79758784, 99698480, 199396960, 398793920]

約数ペア:

[(1, 398793920), (2, 199396960), (4, 99698480), (5, 79758784), (7, 56970560), (8, 49849240), (10, 39879392), (14, 28485280), (16, 24924620), (20, 19939696), (28, 14242640), (31, 12864320), (32, 12462310), (35, 11394112), (40, 9969848), (56, 7121320), (62, 6432160), (64, 6231155), (70, 5697056), (80, 4984924), (112, 3560660), (124, 3216080), (140, 2848528), (155, 2572864), (160, 2492462), (217, 1837760), (224, 1780330), (248, 1608040), (280, 1424264), (310, 1286432), (320, 1246231), (434, 918880), (448, 890165), (496, 804020), (560, 712132), (620, 643216), (868, 459440), (992, 402010), (1085, 367552), (1120, 356066), (1240, 321608), (1736, 229720), (1984, 201005), (2170, 183776), (2240, 178033), (2480, 160804), (3472, 114860), (4340, 91888), (4960, 80402), (5743, 69440), (6944, 57430), (8680, 45944), (9920, 40201), (11486, 34720), (13888, 28715), (17360, 22972)]