1664353920

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{866851}}^1$

素因数の和:866873

約数の個数: 64

約数和(自身を含む): 5305134240

約数和(自身を除く): 3640780320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 320, 384, 480, 640, 960, 1920, 866851, 1733702, 2600553, 3467404, 4334255, 5201106, 6934808, 8668510, 10402212, 13002765, 13869616, 17337020, 20804424, 26005530, 27739232, 34674040, 41608848, 52011060, 55478464, 69348080, 83217696, 104022120, 110956928, 138696160, 166435392, 208044240, 277392320, 332870784, 416088480, 554784640, 832176960, 1664353920]

約数ペア:

[(1, 1664353920), (2, 832176960), (3, 554784640), (4, 416088480), (5, 332870784), (6, 277392320), (8, 208044240), (10, 166435392), (12, 138696160), (15, 110956928), (16, 104022120), (20, 83217696), (24, 69348080), (30, 55478464), (32, 52011060), (40, 41608848), (48, 34674040), (60, 27739232), (64, 26005530), (80, 20804424), (96, 17337020), (120, 13869616), (128, 13002765), (160, 10402212), (192, 8668510), (240, 6934808), (320, 5201106), (384, 4334255), (480, 3467404), (640, 2600553), (960, 1733702), (1920, 866851)]