127932640

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{72689}}^1$

素因数の和:72715

約数の個数: 48

約数和(自身を含む): 329721840

約数和(自身を除く): 201789200

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1760, 72689, 145378, 290756, 363445, 581512, 726890, 799579, 1163024, 1453780, 1599158, 2326048, 2907560, 3198316, 3997895, 5815120, 6396632, 7995790, 11630240, 12793264, 15991580, 25586528, 31983160, 63966320, 127932640]

約数ペア:

[(1, 127932640), (2, 63966320), (4, 31983160), (5, 25586528), (8, 15991580), (10, 12793264), (11, 11630240), (16, 7995790), (20, 6396632), (22, 5815120), (32, 3997895), (40, 3198316), (44, 2907560), (55, 2326048), (80, 1599158), (88, 1453780), (110, 1163024), (160, 799579), (176, 726890), (220, 581512), (352, 363445), (440, 290756), (880, 145378), (1760, 72689)]