18155280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^2$

素因数の和:86

約数の個数: 240

約数和(自身を含む): 69120576

約数和(自身を除く): 50965296

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 13, 15, 16, 20, 22, 23, 24, 26, 30, 33, 39, 40, 44, 46, 48, 52, 55, 60, 65, 66, 69, 78, 80, 88, 92, 104, 110, 115, 120, 130, 132, 138, 143, 156, 165, 176, 184, 195, 208, 220, 230, 240, 253, 260, 264, 276, 286, 299, 312, 330, 345, 368, 390, 429, 440, 460, 506, 520, 528, 529, 552, 572, 598, 624, 660, 690, 715, 759, 780, 858, 880, 897, 920, 1012, 1040, 1058, 1104, 1144, 1196, 1265, 1320, 1380, 1430, 1495, 1518, 1560, 1587, 1716, 1794, 1840, 2024, 2116, 2145, 2288, 2392, 2530, 2640, 2645, 2760, 2860, 2990, 3036, 3120, 3174, 3289, 3432, 3588, 3795, 4048, 4232, 4290, 4485, 4784, 5060, 5290, 5520, 5720, 5819, 5980, 6072, 6348, 6578, 6864, 6877, 7176, 7590, 7935, 8464, 8580, 8970, 9867, 10120, 10580, 11440, 11638, 11960, 12144, 12696, 13156, 13754, 14352, 15180, 15870, 16445, 17160, 17457, 17940, 19734, 20240, 20631, 21160, 23276, 23920, 25392, 26312, 27508, 29095, 30360, 31740, 32890, 34320, 34385, 34914, 35880, 39468, 41262, 42320, 46552, 49335, 52624, 55016, 58190, 60720, 63480, 65780, 68770, 69828, 71760, 75647, 78936, 82524, 87285, 93104, 98670, 103155, 110032, 116380, 126960, 131560, 137540, 139656, 151294, 157872, 165048, 174570, 197340, 206310, 226941, 232760, 263120, 275080, 279312, 302588, 330096, 349140, 378235, 394680, 412620, 453882, 465520, 550160, 605176, 698280, 756470, 789360, 825240, 907764, 1134705, 1210352, 1396560, 1512940, 1650480, 1815528, 2269410, 3025880, 3631056, 4538820, 6051760, 9077640, 18155280]

約数ペア:

[(1, 18155280), (2, 9077640), (3, 6051760), (4, 4538820), (5, 3631056), (6, 3025880), (8, 2269410), (10, 1815528), (11, 1650480), (12, 1512940), (13, 1396560), (15, 1210352), (16, 1134705), (20, 907764), (22, 825240), (23, 789360), (24, 756470), (26, 698280), (30, 605176), (33, 550160), (39, 465520), (40, 453882), (44, 412620), (46, 394680), (48, 378235), (52, 349140), (55, 330096), (60, 302588), (65, 279312), (66, 275080), (69, 263120), (78, 232760), (80, 226941), (88, 206310), (92, 197340), (104, 174570), (110, 165048), (115, 157872), (120, 151294), (130, 139656), (132, 137540), (138, 131560), (143, 126960), (156, 116380), (165, 110032), (176, 103155), (184, 98670), (195, 93104), (208, 87285), (220, 82524), (230, 78936), (240, 75647), (253, 71760), (260, 69828), (264, 68770), (276, 65780), (286, 63480), (299, 60720), (312, 58190), (330, 55016), (345, 52624), (368, 49335), (390, 46552), (429, 42320), (440, 41262), (460, 39468), (506, 35880), (520, 34914), (528, 34385), (529, 34320), (552, 32890), (572, 31740), (598, 30360), (624, 29095), (660, 27508), (690, 26312), (715, 25392), (759, 23920), (780, 23276), (858, 21160), (880, 20631), (897, 20240), (920, 19734), (1012, 17940), (1040, 17457), (1058, 17160), (1104, 16445), (1144, 15870), (1196, 15180), (1265, 14352), (1320, 13754), (1380, 13156), (1430, 12696), (1495, 12144), (1518, 11960), (1560, 11638), (1587, 11440), (1716, 10580), (1794, 10120), (1840, 9867), (2024, 8970), (2116, 8580), (2145, 8464), (2288, 7935), (2392, 7590), (2530, 7176), (2640, 6877), (2645, 6864), (2760, 6578), (2860, 6348), (2990, 6072), (3036, 5980), (3120, 5819), (3174, 5720), (3289, 5520), (3432, 5290), (3588, 5060), (3795, 4784), (4048, 4485), (4232, 4290)]