1246807680

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{649379}}^1$

素因数の和:649401

約数の個数: 64

約数和(自身を含む): 3974205600

約数和(自身を除く): 2727397920

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, 649379, 1298758, 1948137, 2597516, 3246895, 3896274, 5195032, 6493790, 7792548, 9740685, 10390064, 12987580, 15585096, 19481370, 20780128, 25975160, 31170192, 38962740, 41560256, 51950320, 62340384, 77925480, 83120512, 103900640, 124680768, 155850960, 207801280, 249361536, 311701920, 415602560, 623403840, 1246807680]

約数ペア:

[(1, 1246807680), (2, 623403840), (3, 415602560), (4, 311701920), (5, 249361536), (6, 207801280), (8, 155850960), (10, 124680768), (12, 103900640), (15, 83120512), (16, 77925480), (20, 62340384), (24, 51950320), (30, 41560256), (32, 38962740), (40, 31170192), (48, 25975160), (60, 20780128), (64, 19481370), (80, 15585096), (96, 12987580), (120, 10390064), (128, 9740685), (160, 7792548), (192, 6493790), (240, 5195032), (320, 3896274), (384, 3246895), (480, 2597516), (640, 1948137), (960, 1298758), (1920, 649379)]