18077220

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{14347}}^1$

素因数の和:14369

約数の個数: 72

約数和(自身を含む): 62672064

約数和(自身を除く): 44594844

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 14347, 28694, 43041, 57388, 71735, 86082, 100429, 129123, 143470, 172164, 200858, 215205, 258246, 286940, 301287, 401716, 430410, 502145, 516492, 602574, 645615, 860820, 903861, 1004290, 1205148, 1291230, 1506435, 1807722, 2008580, 2582460, 3012870, 3615444, 4519305, 6025740, 9038610, 18077220]

約数ペア:

[(1, 18077220), (2, 9038610), (3, 6025740), (4, 4519305), (5, 3615444), (6, 3012870), (7, 2582460), (9, 2008580), (10, 1807722), (12, 1506435), (14, 1291230), (15, 1205148), (18, 1004290), (20, 903861), (21, 860820), (28, 645615), (30, 602574), (35, 516492), (36, 502145), (42, 430410), (45, 401716), (60, 301287), (63, 286940), (70, 258246), (84, 215205), (90, 200858), (105, 172164), (126, 143470), (140, 129123), (180, 100429), (210, 86082), (252, 71735), (315, 57388), (420, 43041), (630, 28694), (1260, 14347)]