39808980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{2029}}^1$

素因数の和:2153

約数の個数: 72

約数和(自身を含む): 121921800

約数和(自身を除く): 82112820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 109, 180, 218, 327, 436, 545, 654, 981, 1090, 1308, 1635, 1962, 2029, 2180, 3270, 3924, 4058, 4905, 6087, 6540, 8116, 9810, 10145, 12174, 18261, 19620, 20290, 24348, 30435, 36522, 40580, 60870, 73044, 91305, 121740, 182610, 221161, 365220, 442322, 663483, 884644, 1105805, 1326966, 1990449, 2211610, 2653932, 3317415, 3980898, 4423220, 6634830, 7961796, 9952245, 13269660, 19904490, 39808980]

約数ペア:

[(1, 39808980), (2, 19904490), (3, 13269660), (4, 9952245), (5, 7961796), (6, 6634830), (9, 4423220), (10, 3980898), (12, 3317415), (15, 2653932), (18, 2211610), (20, 1990449), (30, 1326966), (36, 1105805), (45, 884644), (60, 663483), (90, 442322), (109, 365220), (180, 221161), (218, 182610), (327, 121740), (436, 91305), (545, 73044), (654, 60870), (981, 40580), (1090, 36522), (1308, 30435), (1635, 24348), (1962, 20290), (2029, 19620), (2180, 18261), (3270, 12174), (3924, 10145), (4058, 9810), (4905, 8116), (6087, 6540)]