206979408

素因数分解:

$2^4\times 3^3\times {\mathrm{283}}^1\times {\mathrm{1693}}^1$

素因数の和:1993

約数の個数: 80

約数和(自身を含む): 596559040

約数和(自身を除く): 389579632

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 144, 216, 283, 432, 566, 849, 1132, 1693, 1698, 2264, 2547, 3386, 3396, 4528, 5079, 5094, 6772, 6792, 7641, 10158, 10188, 13544, 13584, 15237, 15282, 20316, 20376, 27088, 30474, 30564, 40632, 40752, 45711, 60948, 61128, 81264, 91422, 121896, 122256, 182844, 243792, 365688, 479119, 731376, 958238, 1437357, 1916476, 2874714, 3832952, 4312071, 5749428, 7665904, 8624142, 11498856, 12936213, 17248284, 22997712, 25872426, 34496568, 51744852, 68993136, 103489704, 206979408]

約数ペア:

[(1, 206979408), (2, 103489704), (3, 68993136), (4, 51744852), (6, 34496568), (8, 25872426), (9, 22997712), (12, 17248284), (16, 12936213), (18, 11498856), (24, 8624142), (27, 7665904), (36, 5749428), (48, 4312071), (54, 3832952), (72, 2874714), (108, 1916476), (144, 1437357), (216, 958238), (283, 731376), (432, 479119), (566, 365688), (849, 243792), (1132, 182844), (1693, 122256), (1698, 121896), (2264, 91422), (2547, 81264), (3386, 61128), (3396, 60948), (4528, 45711), (5079, 40752), (5094, 40632), (6772, 30564), (6792, 30474), (7641, 27088), (10158, 20376), (10188, 20316), (13544, 15282), (13584, 15237)]