202120740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{353}}^1\times {\mathrm{3181}}^1$

素因数の和:3549

約数の個数: 72

約数和(自身を含む): 615029688

約数和(自身を除く): 412908948

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 353, 706, 1059, 1412, 1765, 2118, 3177, 3181, 3530, 4236, 5295, 6354, 6362, 7060, 9543, 10590, 12708, 12724, 15885, 15905, 19086, 21180, 28629, 31770, 31810, 38172, 47715, 57258, 63540, 63620, 95430, 114516, 143145, 190860, 286290, 572580, 1122893, 2245786, 3368679, 4491572, 5614465, 6737358, 10106037, 11228930, 13474716, 16843395, 20212074, 22457860, 33686790, 40424148, 50530185, 67373580, 101060370, 202120740]

約数ペア:

[(1, 202120740), (2, 101060370), (3, 67373580), (4, 50530185), (5, 40424148), (6, 33686790), (9, 22457860), (10, 20212074), (12, 16843395), (15, 13474716), (18, 11228930), (20, 10106037), (30, 6737358), (36, 5614465), (45, 4491572), (60, 3368679), (90, 2245786), (180, 1122893), (353, 572580), (706, 286290), (1059, 190860), (1412, 143145), (1765, 114516), (2118, 95430), (3177, 63620), (3181, 63540), (3530, 57258), (4236, 47715), (5295, 38172), (6354, 31810), (6362, 31770), (7060, 28629), (9543, 21180), (10590, 19086), (12708, 15905), (12724, 15885)]