28652940

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{769}}^1$

素因数の和:813

約数の個数: 120

約数和(自身を含む): 93915360

約数和(自身を除く): 65262420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 27, 30, 36, 45, 46, 54, 60, 69, 81, 90, 92, 108, 115, 135, 138, 162, 180, 207, 230, 270, 276, 324, 345, 405, 414, 460, 540, 621, 690, 769, 810, 828, 1035, 1242, 1380, 1538, 1620, 1863, 2070, 2307, 2484, 3076, 3105, 3726, 3845, 4140, 4614, 6210, 6921, 7452, 7690, 9228, 9315, 11535, 12420, 13842, 15380, 17687, 18630, 20763, 23070, 27684, 34605, 35374, 37260, 41526, 46140, 53061, 62289, 69210, 70748, 83052, 88435, 103815, 106122, 124578, 138420, 159183, 176870, 207630, 212244, 249156, 265305, 311445, 318366, 353740, 415260, 477549, 530610, 622890, 636732, 795915, 955098, 1061220, 1245780, 1432647, 1591830, 1910196, 2387745, 2865294, 3183660, 4775490, 5730588, 7163235, 9550980, 14326470, 28652940]

約数ペア:

[(1, 28652940), (2, 14326470), (3, 9550980), (4, 7163235), (5, 5730588), (6, 4775490), (9, 3183660), (10, 2865294), (12, 2387745), (15, 1910196), (18, 1591830), (20, 1432647), (23, 1245780), (27, 1061220), (30, 955098), (36, 795915), (45, 636732), (46, 622890), (54, 530610), (60, 477549), (69, 415260), (81, 353740), (90, 318366), (92, 311445), (108, 265305), (115, 249156), (135, 212244), (138, 207630), (162, 176870), (180, 159183), (207, 138420), (230, 124578), (270, 106122), (276, 103815), (324, 88435), (345, 83052), (405, 70748), (414, 69210), (460, 62289), (540, 53061), (621, 46140), (690, 41526), (769, 37260), (810, 35374), (828, 34605), (1035, 27684), (1242, 23070), (1380, 20763), (1538, 18630), (1620, 17687), (1863, 15380), (2070, 13842), (2307, 12420), (2484, 11535), (3076, 9315), (3105, 9228), (3726, 7690), (3845, 7452), (4140, 6921), (4614, 6210)]