438688980

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{812387}}^1$

素因数の和:812405

約数の個数: 48

約数和(自身を含む): 1364811840

約数和(自身を除く): 926122860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 812387, 1624774, 2437161, 3249548, 4061935, 4874322, 7311483, 8123870, 9748644, 12185805, 14622966, 16247740, 21934449, 24371610, 29245932, 36557415, 43868898, 48743220, 73114830, 87737796, 109672245, 146229660, 219344490, 438688980]

約数ペア:

[(1, 438688980), (2, 219344490), (3, 146229660), (4, 109672245), (5, 87737796), (6, 73114830), (9, 48743220), (10, 43868898), (12, 36557415), (15, 29245932), (18, 24371610), (20, 21934449), (27, 16247740), (30, 14622966), (36, 12185805), (45, 9748644), (54, 8123870), (60, 7311483), (90, 4874322), (108, 4061935), (135, 3249548), (180, 2437161), (270, 1624774), (540, 812387)]