180400038

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{2377}}^1$

素因数の和:2541

約数の個数: 64

約数和(自身を含む): 447444480

約数和(自身を除く): 267044442

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 91, 139, 182, 273, 278, 417, 546, 834, 973, 1807, 1946, 2377, 2919, 3614, 4754, 5421, 5838, 7131, 10842, 12649, 14262, 16639, 25298, 30901, 33278, 37947, 49917, 61802, 75894, 92703, 99834, 185406, 216307, 330403, 432614, 648921, 660806, 991209, 1297842, 1982418, 2312821, 4295239, 4625642, 6938463, 8590478, 12885717, 13876926, 25771434, 30066673, 60133346, 90200019, 180400038]

約数ペア:

[(1, 180400038), (2, 90200019), (3, 60133346), (6, 30066673), (7, 25771434), (13, 13876926), (14, 12885717), (21, 8590478), (26, 6938463), (39, 4625642), (42, 4295239), (78, 2312821), (91, 1982418), (139, 1297842), (182, 991209), (273, 660806), (278, 648921), (417, 432614), (546, 330403), (834, 216307), (973, 185406), (1807, 99834), (1946, 92703), (2377, 75894), (2919, 61802), (3614, 49917), (4754, 37947), (5421, 33278), (5838, 30901), (7131, 25298), (10842, 16639), (12649, 14262)]