1788141320

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{47}}^2\times {\mathrm{59}}^1$

素因数の和:185

約数の個数: 192

約数和(自身を含む): 4875120000

約数和(自身を除く): 3086978680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 47, 49, 56, 59, 70, 94, 98, 118, 140, 188, 196, 235, 236, 245, 280, 295, 329, 343, 376, 392, 413, 470, 472, 490, 590, 658, 686, 826, 940, 980, 1180, 1316, 1372, 1645, 1652, 1715, 1880, 1960, 2065, 2209, 2303, 2360, 2632, 2744, 2773, 2891, 3290, 3304, 3430, 4130, 4418, 4606, 5546, 5782, 6580, 6860, 8260, 8836, 9212, 11045, 11092, 11515, 11564, 13160, 13720, 13865, 14455, 15463, 16121, 16520, 17672, 18424, 19411, 20237, 22090, 22184, 23030, 23128, 27730, 28910, 30926, 32242, 38822, 40474, 44180, 46060, 55460, 57820, 61852, 64484, 77315, 77644, 80605, 80948, 88360, 92120, 97055, 101185, 108241, 110920, 115640, 123704, 128968, 130331, 135877, 154630, 155288, 161210, 161896, 194110, 202370, 216482, 260662, 271754, 309260, 322420, 388220, 404740, 432964, 521324, 541205, 543508, 618520, 644840, 651655, 679385, 757687, 776440, 809480, 865928, 912317, 951139, 1042648, 1082410, 1087016, 1303310, 1358770, 1515374, 1824634, 1902278, 2164820, 2606620, 2717540, 3030748, 3649268, 3788435, 3804556, 4329640, 4561585, 4755695, 5213240, 5435080, 6061496, 6386219, 7298536, 7576870, 7609112, 9123170, 9511390, 12772438, 15153740, 18246340, 19022780, 25544876, 30307480, 31931095, 36492680, 38045560, 44703533, 51089752, 63862190, 89407066, 127724380, 178814132, 223517665, 255448760, 357628264, 447035330, 894070660, 1788141320]

約数ペア:

[(1, 1788141320), (2, 894070660), (4, 447035330), (5, 357628264), (7, 255448760), (8, 223517665), (10, 178814132), (14, 127724380), (20, 89407066), (28, 63862190), (35, 51089752), (40, 44703533), (47, 38045560), (49, 36492680), (56, 31931095), (59, 30307480), (70, 25544876), (94, 19022780), (98, 18246340), (118, 15153740), (140, 12772438), (188, 9511390), (196, 9123170), (235, 7609112), (236, 7576870), (245, 7298536), (280, 6386219), (295, 6061496), (329, 5435080), (343, 5213240), (376, 4755695), (392, 4561585), (413, 4329640), (470, 3804556), (472, 3788435), (490, 3649268), (590, 3030748), (658, 2717540), (686, 2606620), (826, 2164820), (940, 1902278), (980, 1824634), (1180, 1515374), (1316, 1358770), (1372, 1303310), (1645, 1087016), (1652, 1082410), (1715, 1042648), (1880, 951139), (1960, 912317), (2065, 865928), (2209, 809480), (2303, 776440), (2360, 757687), (2632, 679385), (2744, 651655), (2773, 644840), (2891, 618520), (3290, 543508), (3304, 541205), (3430, 521324), (4130, 432964), (4418, 404740), (4606, 388220), (5546, 322420), (5782, 309260), (6580, 271754), (6860, 260662), (8260, 216482), (8836, 202370), (9212, 194110), (11045, 161896), (11092, 161210), (11515, 155288), (11564, 154630), (13160, 135877), (13720, 130331), (13865, 128968), (14455, 123704), (15463, 115640), (16121, 110920), (16520, 108241), (17672, 101185), (18424, 97055), (19411, 92120), (20237, 88360), (22090, 80948), (22184, 80605), (23030, 77644), (23128, 77315), (27730, 64484), (28910, 61852), (30926, 57820), (32242, 55460), (38822, 46060), (40474, 44180)]