28238760

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2377}}^1$

素因数の和:2408

約数の個数: 128

約数和(自身を含む): 102729600

約数和(自身を除く): 74490840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 27, 30, 33, 36, 40, 44, 45, 54, 55, 60, 66, 72, 88, 90, 99, 108, 110, 120, 132, 135, 165, 180, 198, 216, 220, 264, 270, 297, 330, 360, 396, 440, 495, 540, 594, 660, 792, 990, 1080, 1188, 1320, 1485, 1980, 2376, 2377, 2970, 3960, 4754, 5940, 7131, 9508, 11880, 11885, 14262, 19016, 21393, 23770, 26147, 28524, 35655, 42786, 47540, 52294, 57048, 64179, 71310, 78441, 85572, 95080, 104588, 106965, 128358, 130735, 142620, 156882, 171144, 209176, 213930, 235323, 256716, 261470, 285240, 313764, 320895, 392205, 427860, 470646, 513432, 522940, 627528, 641790, 705969, 784410, 855720, 941292, 1045880, 1176615, 1283580, 1411938, 1568820, 1882584, 2353230, 2567160, 2823876, 3137640, 3529845, 4706460, 5647752, 7059690, 9412920, 14119380, 28238760]

約数ペア:

[(1, 28238760), (2, 14119380), (3, 9412920), (4, 7059690), (5, 5647752), (6, 4706460), (8, 3529845), (9, 3137640), (10, 2823876), (11, 2567160), (12, 2353230), (15, 1882584), (18, 1568820), (20, 1411938), (22, 1283580), (24, 1176615), (27, 1045880), (30, 941292), (33, 855720), (36, 784410), (40, 705969), (44, 641790), (45, 627528), (54, 522940), (55, 513432), (60, 470646), (66, 427860), (72, 392205), (88, 320895), (90, 313764), (99, 285240), (108, 261470), (110, 256716), (120, 235323), (132, 213930), (135, 209176), (165, 171144), (180, 156882), (198, 142620), (216, 130735), (220, 128358), (264, 106965), (270, 104588), (297, 95080), (330, 85572), (360, 78441), (396, 71310), (440, 64179), (495, 57048), (540, 52294), (594, 47540), (660, 42786), (792, 35655), (990, 28524), (1080, 26147), (1188, 23770), (1320, 21393), (1485, 19016), (1980, 14262), (2376, 11885), (2377, 11880), (2970, 9508), (3960, 7131), (4754, 5940)]