647881152

素因数分解:

$2^6\times 3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{337}}^1$

素因数の和:419

約数の個数: 224

約数和(自身を含む): 1978030080

約数和(自身を除く): 1330148928

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 19, 24, 31, 32, 34, 38, 48, 51, 57, 62, 64, 68, 76, 93, 96, 102, 114, 124, 136, 152, 186, 192, 204, 228, 248, 272, 304, 323, 337, 372, 408, 456, 496, 527, 544, 589, 608, 646, 674, 744, 816, 912, 969, 992, 1011, 1054, 1088, 1178, 1216, 1292, 1348, 1488, 1581, 1632, 1767, 1824, 1938, 1984, 2022, 2108, 2356, 2584, 2696, 2976, 3162, 3264, 3534, 3648, 3876, 4044, 4216, 4712, 5168, 5392, 5729, 5952, 6324, 6403, 7068, 7752, 8088, 8432, 9424, 10013, 10336, 10447, 10784, 11458, 12648, 12806, 14136, 15504, 16176, 16864, 17187, 18848, 19209, 20026, 20672, 20894, 21568, 22916, 25296, 25612, 28272, 30039, 31008, 31341, 32352, 33728, 34374, 37696, 38418, 40052, 41788, 45832, 50592, 51224, 56544, 60078, 62016, 62682, 64704, 68748, 76836, 80104, 83576, 91664, 101184, 102448, 108851, 113088, 120156, 125364, 137496, 153672, 160208, 167152, 177599, 183328, 198493, 204896, 217702, 240312, 250728, 274992, 307344, 320416, 326553, 334304, 355198, 366656, 396986, 409792, 435404, 480624, 501456, 532797, 549984, 595479, 614688, 640832, 653106, 668608, 710396, 793972, 870808, 961248, 1002912, 1065594, 1099968, 1190958, 1229376, 1306212, 1420792, 1587944, 1741616, 1922496, 2005824, 2131188, 2381916, 2612424, 2841584, 3175888, 3374381, 3483232, 4262376, 4763832, 5224848, 5683168, 6351776, 6748762, 6966464, 8524752, 9527664, 10123143, 10449696, 11366336, 12703552, 13497524, 17049504, 19055328, 20246286, 20899392, 26995048, 34099008, 38110656, 40492572, 53990096, 80985144, 107980192, 161970288, 215960384, 323940576, 647881152]

約数ペア:

[(1, 647881152), (2, 323940576), (3, 215960384), (4, 161970288), (6, 107980192), (8, 80985144), (12, 53990096), (16, 40492572), (17, 38110656), (19, 34099008), (24, 26995048), (31, 20899392), (32, 20246286), (34, 19055328), (38, 17049504), (48, 13497524), (51, 12703552), (57, 11366336), (62, 10449696), (64, 10123143), (68, 9527664), (76, 8524752), (93, 6966464), (96, 6748762), (102, 6351776), (114, 5683168), (124, 5224848), (136, 4763832), (152, 4262376), (186, 3483232), (192, 3374381), (204, 3175888), (228, 2841584), (248, 2612424), (272, 2381916), (304, 2131188), (323, 2005824), (337, 1922496), (372, 1741616), (408, 1587944), (456, 1420792), (496, 1306212), (527, 1229376), (544, 1190958), (589, 1099968), (608, 1065594), (646, 1002912), (674, 961248), (744, 870808), (816, 793972), (912, 710396), (969, 668608), (992, 653106), (1011, 640832), (1054, 614688), (1088, 595479), (1178, 549984), (1216, 532797), (1292, 501456), (1348, 480624), (1488, 435404), (1581, 409792), (1632, 396986), (1767, 366656), (1824, 355198), (1938, 334304), (1984, 326553), (2022, 320416), (2108, 307344), (2356, 274992), (2584, 250728), (2696, 240312), (2976, 217702), (3162, 204896), (3264, 198493), (3534, 183328), (3648, 177599), (3876, 167152), (4044, 160208), (4216, 153672), (4712, 137496), (5168, 125364), (5392, 120156), (5729, 113088), (5952, 108851), (6324, 102448), (6403, 101184), (7068, 91664), (7752, 83576), (8088, 80104), (8432, 76836), (9424, 68748), (10013, 64704), (10336, 62682), (10447, 62016), (10784, 60078), (11458, 56544), (12648, 51224), (12806, 50592), (14136, 45832), (15504, 41788), (16176, 40052), (16864, 38418), (17187, 37696), (18848, 34374), (19209, 33728), (20026, 32352), (20672, 31341), (20894, 31008), (21568, 30039), (22916, 28272), (25296, 25612)]