42728700

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{20347}}^1$

素因数の和:20371

約数の個数: 72

約数和(自身を含む): 141296512

約数和(自身を除く): 98567812

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 75, 84, 100, 105, 140, 150, 175, 210, 300, 350, 420, 525, 700, 1050, 2100, 20347, 40694, 61041, 81388, 101735, 122082, 142429, 203470, 244164, 284858, 305205, 406940, 427287, 508675, 569716, 610410, 712145, 854574, 1017350, 1220820, 1424290, 1526025, 1709148, 2034700, 2136435, 2848580, 3052050, 3560725, 4272870, 6104100, 7121450, 8545740, 10682175, 14242900, 21364350, 42728700]

約数ペア:

[(1, 42728700), (2, 21364350), (3, 14242900), (4, 10682175), (5, 8545740), (6, 7121450), (7, 6104100), (10, 4272870), (12, 3560725), (14, 3052050), (15, 2848580), (20, 2136435), (21, 2034700), (25, 1709148), (28, 1526025), (30, 1424290), (35, 1220820), (42, 1017350), (50, 854574), (60, 712145), (70, 610410), (75, 569716), (84, 508675), (100, 427287), (105, 406940), (140, 305205), (150, 284858), (175, 244164), (210, 203470), (300, 142429), (350, 122082), (420, 101735), (525, 81388), (700, 61041), (1050, 40694), (2100, 20347)]