216867204

素因数分解:

$2^2\times 3^2\times {\mathrm{41}}^1\times {\mathrm{349}}^1\times {\mathrm{421}}^1$

素因数の和:821

約数の個数: 72

約数和(自身を含む): 564509400

約数和(自身を除く): 347642196

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 41, 82, 123, 164, 246, 349, 369, 421, 492, 698, 738, 842, 1047, 1263, 1396, 1476, 1684, 2094, 2526, 3141, 3789, 4188, 5052, 6282, 7578, 12564, 14309, 15156, 17261, 28618, 34522, 42927, 51783, 57236, 69044, 85854, 103566, 128781, 146929, 155349, 171708, 207132, 257562, 293858, 310698, 440787, 515124, 587716, 621396, 881574, 1322361, 1763148, 2644722, 5289444, 6024089, 12048178, 18072267, 24096356, 36144534, 54216801, 72289068, 108433602, 216867204]

約数ペア:

[(1, 216867204), (2, 108433602), (3, 72289068), (4, 54216801), (6, 36144534), (9, 24096356), (12, 18072267), (18, 12048178), (36, 6024089), (41, 5289444), (82, 2644722), (123, 1763148), (164, 1322361), (246, 881574), (349, 621396), (369, 587716), (421, 515124), (492, 440787), (698, 310698), (738, 293858), (842, 257562), (1047, 207132), (1263, 171708), (1396, 155349), (1476, 146929), (1684, 128781), (2094, 103566), (2526, 85854), (3141, 69044), (3789, 57236), (4188, 51783), (5052, 42927), (6282, 34522), (7578, 28618), (12564, 17261), (14309, 15156)]