205979676

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{61}}^2\times {\mathrm{659}}^1$

素因数の和:795

約数の個数: 72

約数和(自身を含む): 559278720

約数和(自身を除く): 353299044

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 61, 84, 122, 183, 244, 366, 427, 659, 732, 854, 1281, 1318, 1708, 1977, 2562, 2636, 3721, 3954, 4613, 5124, 7442, 7908, 9226, 11163, 13839, 14884, 18452, 22326, 26047, 27678, 40199, 44652, 52094, 55356, 78141, 80398, 104188, 120597, 156282, 160796, 241194, 281393, 312564, 482388, 562786, 844179, 1125572, 1688358, 2452139, 3376716, 4904278, 7356417, 9808556, 14712834, 17164973, 29425668, 34329946, 51494919, 68659892, 102989838, 205979676]

約数ペア:

[(1, 205979676), (2, 102989838), (3, 68659892), (4, 51494919), (6, 34329946), (7, 29425668), (12, 17164973), (14, 14712834), (21, 9808556), (28, 7356417), (42, 4904278), (61, 3376716), (84, 2452139), (122, 1688358), (183, 1125572), (244, 844179), (366, 562786), (427, 482388), (659, 312564), (732, 281393), (854, 241194), (1281, 160796), (1318, 156282), (1708, 120597), (1977, 104188), (2562, 80398), (2636, 78141), (3721, 55356), (3954, 52094), (4613, 44652), (5124, 40199), (7442, 27678), (7908, 26047), (9226, 22326), (11163, 18452), (13839, 14884)]