18081180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{7727}}^1$

素因数の和:7755

約数の個数: 72

約数和(自身を含む): 59072832

約数和(自身を除く): 40991652

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 7727, 15454, 23181, 30908, 38635, 46362, 69543, 77270, 92724, 100451, 115905, 139086, 154540, 200902, 231810, 278172, 301353, 347715, 401804, 463620, 502255, 602706, 695430, 904059, 1004510, 1205412, 1390860, 1506765, 1808118, 2009020, 3013530, 3616236, 4520295, 6027060, 9040590, 18081180]

約数ペア:

[(1, 18081180), (2, 9040590), (3, 6027060), (4, 4520295), (5, 3616236), (6, 3013530), (9, 2009020), (10, 1808118), (12, 1506765), (13, 1390860), (15, 1205412), (18, 1004510), (20, 904059), (26, 695430), (30, 602706), (36, 502255), (39, 463620), (45, 401804), (52, 347715), (60, 301353), (65, 278172), (78, 231810), (90, 200902), (117, 154540), (130, 139086), (156, 115905), (180, 100451), (195, 92724), (234, 77270), (260, 69543), (390, 46362), (468, 38635), (585, 30908), (780, 23181), (1170, 15454), (2340, 7727)]