180396972

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{347}}^1\times {\mathrm{2063}}^1$

素因数の和:2427

約数の個数: 72

約数和(自身を含む): 522902016

約数和(自身を除く): 342505044

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 347, 694, 1041, 1388, 2063, 2082, 2429, 3123, 4126, 4164, 4858, 6189, 6246, 7287, 8252, 9716, 12378, 12492, 14441, 14574, 18567, 21861, 24756, 28882, 29148, 37134, 43323, 43722, 57764, 74268, 86646, 87444, 129969, 173292, 259938, 519876, 715861, 1431722, 2147583, 2863444, 4295166, 5011027, 6442749, 8590332, 10022054, 12885498, 15033081, 20044108, 25770996, 30066162, 45099243, 60132324, 90198486, 180396972]

約数ペア:

[(1, 180396972), (2, 90198486), (3, 60132324), (4, 45099243), (6, 30066162), (7, 25770996), (9, 20044108), (12, 15033081), (14, 12885498), (18, 10022054), (21, 8590332), (28, 6442749), (36, 5011027), (42, 4295166), (63, 2863444), (84, 2147583), (126, 1431722), (252, 715861), (347, 519876), (694, 259938), (1041, 173292), (1388, 129969), (2063, 87444), (2082, 86646), (2429, 74268), (3123, 57764), (4126, 43722), (4164, 43323), (4858, 37134), (6189, 29148), (6246, 28882), (7287, 24756), (8252, 21861), (9716, 18567), (12378, 14574), (12492, 14441)]