687728880

素因数分解:

$2^4\times 3^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2081}}^1$

素因数の和:2126

約数の個数: 240

約数和(自身を含む): 2537275104

約数和(自身を除く): 1849546224

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 27, 30, 34, 36, 40, 45, 48, 51, 54, 60, 68, 72, 80, 81, 85, 90, 102, 108, 120, 135, 136, 144, 153, 162, 170, 180, 204, 216, 240, 243, 255, 270, 272, 306, 324, 340, 360, 405, 408, 432, 459, 486, 510, 540, 612, 648, 680, 720, 765, 810, 816, 918, 972, 1020, 1080, 1215, 1224, 1296, 1360, 1377, 1530, 1620, 1836, 1944, 2040, 2081, 2160, 2295, 2430, 2448, 2754, 3060, 3240, 3672, 3888, 4080, 4131, 4162, 4590, 4860, 5508, 6120, 6243, 6480, 6885, 7344, 8262, 8324, 9180, 9720, 10405, 11016, 12240, 12486, 13770, 16524, 16648, 18360, 18729, 19440, 20655, 20810, 22032, 24972, 27540, 31215, 33048, 33296, 35377, 36720, 37458, 41310, 41620, 49944, 55080, 56187, 62430, 66096, 70754, 74916, 82620, 83240, 93645, 99888, 106131, 110160, 112374, 124860, 141508, 149832, 165240, 166480, 168561, 176885, 187290, 212262, 224748, 249720, 280935, 283016, 299664, 318393, 330480, 337122, 353770, 374580, 424524, 449496, 499440, 505683, 530655, 561870, 566032, 636786, 674244, 707540, 749160, 842805, 849048, 898992, 955179, 1011366, 1061310, 1123740, 1273572, 1348488, 1415080, 1498320, 1591965, 1685610, 1698096, 1910358, 2022732, 2122620, 2247480, 2528415, 2547144, 2696976, 2830160, 2865537, 3183930, 3371220, 3820716, 4045464, 4245240, 4494960, 4775895, 5056830, 5094288, 5731074, 6367860, 6742440, 7641432, 8090928, 8490480, 8596611, 9551790, 10113660, 11462148, 12735720, 13484880, 14327685, 15282864, 17193222, 19103580, 20227320, 22924296, 25471440, 28655370, 34386444, 38207160, 40454640, 42983055, 45848592, 57310740, 68772888, 76414320, 85966110, 114621480, 137545776, 171932220, 229242960, 343864440, 687728880]

約数ペア:

[(1, 687728880), (2, 343864440), (3, 229242960), (4, 171932220), (5, 137545776), (6, 114621480), (8, 85966110), (9, 76414320), (10, 68772888), (12, 57310740), (15, 45848592), (16, 42983055), (17, 40454640), (18, 38207160), (20, 34386444), (24, 28655370), (27, 25471440), (30, 22924296), (34, 20227320), (36, 19103580), (40, 17193222), (45, 15282864), (48, 14327685), (51, 13484880), (54, 12735720), (60, 11462148), (68, 10113660), (72, 9551790), (80, 8596611), (81, 8490480), (85, 8090928), (90, 7641432), (102, 6742440), (108, 6367860), (120, 5731074), (135, 5094288), (136, 5056830), (144, 4775895), (153, 4494960), (162, 4245240), (170, 4045464), (180, 3820716), (204, 3371220), (216, 3183930), (240, 2865537), (243, 2830160), (255, 2696976), (270, 2547144), (272, 2528415), (306, 2247480), (324, 2122620), (340, 2022732), (360, 1910358), (405, 1698096), (408, 1685610), (432, 1591965), (459, 1498320), (486, 1415080), (510, 1348488), (540, 1273572), (612, 1123740), (648, 1061310), (680, 1011366), (720, 955179), (765, 898992), (810, 849048), (816, 842805), (918, 749160), (972, 707540), (1020, 674244), (1080, 636786), (1215, 566032), (1224, 561870), (1296, 530655), (1360, 505683), (1377, 499440), (1530, 449496), (1620, 424524), (1836, 374580), (1944, 353770), (2040, 337122), (2081, 330480), (2160, 318393), (2295, 299664), (2430, 283016), (2448, 280935), (2754, 249720), (3060, 224748), (3240, 212262), (3672, 187290), (3888, 176885), (4080, 168561), (4131, 166480), (4162, 165240), (4590, 149832), (4860, 141508), (5508, 124860), (6120, 112374), (6243, 110160), (6480, 106131), (6885, 99888), (7344, 93645), (8262, 83240), (8324, 82620), (9180, 74916), (9720, 70754), (10405, 66096), (11016, 62430), (12240, 56187), (12486, 55080), (13770, 49944), (16524, 41620), (16648, 41310), (18360, 37458), (18729, 36720), (19440, 35377), (20655, 33296), (20810, 33048), (22032, 31215), (24972, 27540)]