1900117440

素因数分解:

$2^6\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{5639}}^1$

素因数の和:5681

約数の個数: 280

約数和(自身を含む): 7280269920

約数和(自身を除く): 5380152480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 32, 36, 39, 40, 45, 48, 52, 54, 60, 64, 65, 72, 78, 80, 81, 90, 96, 104, 108, 117, 120, 130, 135, 144, 156, 160, 162, 180, 192, 195, 208, 216, 234, 240, 260, 270, 288, 312, 320, 324, 351, 360, 390, 405, 416, 432, 468, 480, 520, 540, 576, 585, 624, 648, 702, 720, 780, 810, 832, 864, 936, 960, 1040, 1053, 1080, 1170, 1248, 1296, 1404, 1440, 1560, 1620, 1728, 1755, 1872, 2080, 2106, 2160, 2340, 2496, 2592, 2808, 2880, 3120, 3240, 3510, 3744, 4160, 4212, 4320, 4680, 5184, 5265, 5616, 5639, 6240, 6480, 7020, 7488, 8424, 8640, 9360, 10530, 11232, 11278, 12480, 12960, 14040, 16848, 16917, 18720, 21060, 22464, 22556, 25920, 28080, 28195, 33696, 33834, 37440, 42120, 45112, 50751, 56160, 56390, 67392, 67668, 73307, 84240, 84585, 90224, 101502, 112320, 112780, 135336, 146614, 152253, 168480, 169170, 180448, 203004, 219921, 225560, 253755, 270672, 293228, 304506, 336960, 338340, 360896, 366535, 406008, 439842, 451120, 456759, 507510, 541344, 586456, 609012, 659763, 676680, 733070, 761265, 812016, 879684, 902240, 913518, 1015020, 1082688, 1099605, 1172912, 1218024, 1319526, 1353360, 1466140, 1522530, 1624032, 1759368, 1804480, 1827036, 1979289, 2030040, 2199210, 2283795, 2345824, 2436048, 2639052, 2706720, 2932280, 3045060, 3248064, 3298815, 3518736, 3654072, 3958578, 4060080, 4398420, 4567590, 4691648, 4872096, 5278104, 5413440, 5864560, 5937867, 6090120, 6597630, 7037472, 7308144, 7917156, 8120160, 8796840, 9135180, 9744192, 9896445, 10556208, 11729120, 11875734, 12180240, 13195260, 14074944, 14616288, 15834312, 16240320, 17593680, 18270360, 19792890, 21112416, 23458240, 23751468, 24360480, 26390520, 29232576, 29689335, 31668624, 35187360, 36540720, 39585780, 42224832, 47502936, 48720960, 52781040, 59378670, 63337248, 70374720, 73081440, 79171560, 95005872, 105562080, 118757340, 126674496, 146162880, 158343120, 190011744, 211124160, 237514680, 316686240, 380023488, 475029360, 633372480, 950058720, 1900117440]

約数ペア:

[(1, 1900117440), (2, 950058720), (3, 633372480), (4, 475029360), (5, 380023488), (6, 316686240), (8, 237514680), (9, 211124160), (10, 190011744), (12, 158343120), (13, 146162880), (15, 126674496), (16, 118757340), (18, 105562080), (20, 95005872), (24, 79171560), (26, 73081440), (27, 70374720), (30, 63337248), (32, 59378670), (36, 52781040), (39, 48720960), (40, 47502936), (45, 42224832), (48, 39585780), (52, 36540720), (54, 35187360), (60, 31668624), (64, 29689335), (65, 29232576), (72, 26390520), (78, 24360480), (80, 23751468), (81, 23458240), (90, 21112416), (96, 19792890), (104, 18270360), (108, 17593680), (117, 16240320), (120, 15834312), (130, 14616288), (135, 14074944), (144, 13195260), (156, 12180240), (160, 11875734), (162, 11729120), (180, 10556208), (192, 9896445), (195, 9744192), (208, 9135180), (216, 8796840), (234, 8120160), (240, 7917156), (260, 7308144), (270, 7037472), (288, 6597630), (312, 6090120), (320, 5937867), (324, 5864560), (351, 5413440), (360, 5278104), (390, 4872096), (405, 4691648), (416, 4567590), (432, 4398420), (468, 4060080), (480, 3958578), (520, 3654072), (540, 3518736), (576, 3298815), (585, 3248064), (624, 3045060), (648, 2932280), (702, 2706720), (720, 2639052), (780, 2436048), (810, 2345824), (832, 2283795), (864, 2199210), (936, 2030040), (960, 1979289), (1040, 1827036), (1053, 1804480), (1080, 1759368), (1170, 1624032), (1248, 1522530), (1296, 1466140), (1404, 1353360), (1440, 1319526), (1560, 1218024), (1620, 1172912), (1728, 1099605), (1755, 1082688), (1872, 1015020), (2080, 913518), (2106, 902240), (2160, 879684), (2340, 812016), (2496, 761265), (2592, 733070), (2808, 676680), (2880, 659763), (3120, 609012), (3240, 586456), (3510, 541344), (3744, 507510), (4160, 456759), (4212, 451120), (4320, 439842), (4680, 406008), (5184, 366535), (5265, 360896), (5616, 338340), (5639, 336960), (6240, 304506), (6480, 293228), (7020, 270672), (7488, 253755), (8424, 225560), (8640, 219921), (9360, 203004), (10530, 180448), (11232, 169170), (11278, 168480), (12480, 152253), (12960, 146614), (14040, 135336), (16848, 112780), (16917, 112320), (18720, 101502), (21060, 90224), (22464, 84585), (22556, 84240), (25920, 73307), (28080, 67668), (28195, 67392), (33696, 56390), (33834, 56160), (37440, 50751), (42120, 45112)]