280507128

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{307}}^1\times {\mathrm{3461}}^1$

素因数の和:3788

約数の個数: 64

約数和(自身を含む): 767733120

約数和(自身を除く): 487225992

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 132, 264, 307, 614, 921, 1228, 1842, 2456, 3377, 3461, 3684, 6754, 6922, 7368, 10131, 10383, 13508, 13844, 20262, 20766, 27016, 27688, 38071, 40524, 41532, 76142, 81048, 83064, 114213, 152284, 228426, 304568, 456852, 913704, 1062527, 2125054, 3187581, 4250108, 6375162, 8500216, 11687797, 12750324, 23375594, 25500648, 35063391, 46751188, 70126782, 93502376, 140253564, 280507128]

約数ペア:

[(1, 280507128), (2, 140253564), (3, 93502376), (4, 70126782), (6, 46751188), (8, 35063391), (11, 25500648), (12, 23375594), (22, 12750324), (24, 11687797), (33, 8500216), (44, 6375162), (66, 4250108), (88, 3187581), (132, 2125054), (264, 1062527), (307, 913704), (614, 456852), (921, 304568), (1228, 228426), (1842, 152284), (2456, 114213), (3377, 83064), (3461, 81048), (3684, 76142), (6754, 41532), (6922, 40524), (7368, 38071), (10131, 27688), (10383, 27016), (13508, 20766), (13844, 20262)]