19611686880

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{281}}^1\times {\mathrm{2851}}^1$

素因数の和:3170

約数の個数: 288

約数和(自身を含む): 71138759328

約数和(自身を除く): 51527072448

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 32, 34, 36, 40, 45, 48, 51, 60, 68, 72, 80, 85, 90, 96, 102, 120, 136, 144, 153, 160, 170, 180, 204, 240, 255, 272, 281, 288, 306, 340, 360, 408, 480, 510, 544, 562, 612, 680, 720, 765, 816, 843, 1020, 1124, 1224, 1360, 1405, 1440, 1530, 1632, 1686, 2040, 2248, 2448, 2529, 2720, 2810, 2851, 3060, 3372, 4080, 4215, 4496, 4777, 4896, 5058, 5620, 5702, 6120, 6744, 8160, 8430, 8553, 8992, 9554, 10116, 11240, 11404, 12240, 12645, 13488, 14255, 14331, 16860, 17106, 19108, 20232, 22480, 22808, 23885, 24480, 25290, 25659, 26976, 28510, 28662, 33720, 34212, 38216, 40464, 42765, 42993, 44960, 45616, 47770, 48467, 50580, 51318, 57020, 57324, 67440, 68424, 71655, 76432, 80928, 85530, 85986, 91232, 95540, 96934, 101160, 102636, 114040, 114648, 128295, 134880, 136848, 143310, 145401, 152864, 171060, 171972, 191080, 193868, 202320, 205272, 214965, 228080, 229296, 242335, 256590, 273696, 286620, 290802, 342120, 343944, 382160, 387736, 404640, 410544, 429930, 436203, 456160, 458592, 484670, 513180, 573240, 581604, 684240, 687888, 727005, 764320, 775472, 801131, 821088, 859860, 872406, 969340, 1026360, 1146480, 1163208, 1368480, 1375776, 1454010, 1550944, 1602262, 1719720, 1744812, 1938680, 2052720, 2181015, 2292960, 2326416, 2403393, 2908020, 3204524, 3439440, 3489624, 3877360, 4005655, 4105440, 4362030, 4652832, 4806786, 5816040, 6409048, 6878880, 6979248, 7210179, 7754720, 8011310, 8724060, 9613572, 11632080, 12016965, 12818096, 13619227, 13958496, 14420358, 16022620, 17448120, 19227144, 23264160, 24033930, 25636192, 27238454, 28840716, 32045240, 34896240, 36050895, 38454288, 40857681, 48067860, 54476908, 57681432, 64090480, 68096135, 69792480, 72101790, 76908576, 81715362, 96135720, 108953816, 115362864, 122573043, 128180960, 136192270, 144203580, 163430724, 192271440, 204288405, 217907632, 230725728, 245146086, 272384540, 288407160, 326861448, 384542880, 408576810, 435815264, 490292172, 544769080, 576814320, 612865215, 653722896, 817153620, 980584344, 1089538160, 1153628640, 1225730430, 1307445792, 1634307240, 1961168688, 2179076320, 2451460860, 3268614480, 3922337376, 4902921720, 6537228960, 9805843440, 19611686880]

約数ペア:

[(1, 19611686880), (2, 9805843440), (3, 6537228960), (4, 4902921720), (5, 3922337376), (6, 3268614480), (8, 2451460860), (9, 2179076320), (10, 1961168688), (12, 1634307240), (15, 1307445792), (16, 1225730430), (17, 1153628640), (18, 1089538160), (20, 980584344), (24, 817153620), (30, 653722896), (32, 612865215), (34, 576814320), (36, 544769080), (40, 490292172), (45, 435815264), (48, 408576810), (51, 384542880), (60, 326861448), (68, 288407160), (72, 272384540), (80, 245146086), (85, 230725728), (90, 217907632), (96, 204288405), (102, 192271440), (120, 163430724), (136, 144203580), (144, 136192270), (153, 128180960), (160, 122573043), (170, 115362864), (180, 108953816), (204, 96135720), (240, 81715362), (255, 76908576), (272, 72101790), (281, 69792480), (288, 68096135), (306, 64090480), (340, 57681432), (360, 54476908), (408, 48067860), (480, 40857681), (510, 38454288), (544, 36050895), (562, 34896240), (612, 32045240), (680, 28840716), (720, 27238454), (765, 25636192), (816, 24033930), (843, 23264160), (1020, 19227144), (1124, 17448120), (1224, 16022620), (1360, 14420358), (1405, 13958496), (1440, 13619227), (1530, 12818096), (1632, 12016965), (1686, 11632080), (2040, 9613572), (2248, 8724060), (2448, 8011310), (2529, 7754720), (2720, 7210179), (2810, 6979248), (2851, 6878880), (3060, 6409048), (3372, 5816040), (4080, 4806786), (4215, 4652832), (4496, 4362030), (4777, 4105440), (4896, 4005655), (5058, 3877360), (5620, 3489624), (5702, 3439440), (6120, 3204524), (6744, 2908020), (8160, 2403393), (8430, 2326416), (8553, 2292960), (8992, 2181015), (9554, 2052720), (10116, 1938680), (11240, 1744812), (11404, 1719720), (12240, 1602262), (12645, 1550944), (13488, 1454010), (14255, 1375776), (14331, 1368480), (16860, 1163208), (17106, 1146480), (19108, 1026360), (20232, 969340), (22480, 872406), (22808, 859860), (23885, 821088), (24480, 801131), (25290, 775472), (25659, 764320), (26976, 727005), (28510, 687888), (28662, 684240), (33720, 581604), (34212, 573240), (38216, 513180), (40464, 484670), (42765, 458592), (42993, 456160), (44960, 436203), (45616, 429930), (47770, 410544), (48467, 404640), (50580, 387736), (51318, 382160), (57020, 343944), (57324, 342120), (67440, 290802), (68424, 286620), (71655, 273696), (76432, 256590), (80928, 242335), (85530, 229296), (85986, 228080), (91232, 214965), (95540, 205272), (96934, 202320), (101160, 193868), (102636, 191080), (114040, 171972), (114648, 171060), (128295, 152864), (134880, 145401), (136848, 143310)]