18192780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{1907}}^1$

素因数の和:1975

約数の個数: 72

約数和(自身を含む): 56255472

約数和(自身を除く): 38062692

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 53, 60, 90, 106, 159, 180, 212, 265, 318, 477, 530, 636, 795, 954, 1060, 1590, 1907, 1908, 2385, 3180, 3814, 4770, 5721, 7628, 9535, 9540, 11442, 17163, 19070, 22884, 28605, 34326, 38140, 57210, 68652, 85815, 101071, 114420, 171630, 202142, 303213, 343260, 404284, 505355, 606426, 909639, 1010710, 1212852, 1516065, 1819278, 2021420, 3032130, 3638556, 4548195, 6064260, 9096390, 18192780]

約数ペア:

[(1, 18192780), (2, 9096390), (3, 6064260), (4, 4548195), (5, 3638556), (6, 3032130), (9, 2021420), (10, 1819278), (12, 1516065), (15, 1212852), (18, 1010710), (20, 909639), (30, 606426), (36, 505355), (45, 404284), (53, 343260), (60, 303213), (90, 202142), (106, 171630), (159, 114420), (180, 101071), (212, 85815), (265, 68652), (318, 57210), (477, 38140), (530, 34326), (636, 28605), (795, 22884), (954, 19070), (1060, 17163), (1590, 11442), (1907, 9540), (1908, 9535), (2385, 7628), (3180, 5721), (3814, 4770)]