7218890640

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{8293}}^1$

素因数の和:8359

約数の個数: 320

約数和(自身を含む): 27644897280

約数和(自身を除く): 20426006640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 31, 36, 39, 40, 45, 48, 52, 54, 60, 62, 65, 72, 78, 80, 90, 93, 104, 108, 117, 120, 124, 130, 135, 144, 155, 156, 180, 186, 195, 208, 216, 234, 240, 248, 260, 270, 279, 310, 312, 351, 360, 372, 390, 403, 432, 465, 468, 496, 520, 540, 558, 585, 620, 624, 702, 720, 744, 780, 806, 837, 930, 936, 1040, 1080, 1116, 1170, 1209, 1240, 1395, 1404, 1488, 1560, 1612, 1674, 1755, 1860, 1872, 2015, 2160, 2232, 2340, 2418, 2480, 2790, 2808, 3120, 3224, 3348, 3510, 3627, 3720, 4030, 4185, 4464, 4680, 4836, 5580, 5616, 6045, 6448, 6696, 7020, 7254, 7440, 8060, 8293, 8370, 9360, 9672, 10881, 11160, 12090, 13392, 14040, 14508, 16120, 16586, 16740, 18135, 19344, 21762, 22320, 24180, 24879, 28080, 29016, 32240, 33172, 33480, 36270, 41465, 43524, 48360, 49758, 54405, 58032, 66344, 66960, 72540, 74637, 82930, 87048, 96720, 99516, 107809, 108810, 124395, 132688, 145080, 149274, 165860, 174096, 199032, 215618, 217620, 223911, 248790, 257083, 290160, 298548, 323427, 331720, 373185, 398064, 431236, 435240, 447822, 497580, 514166, 539045, 597096, 646854, 663440, 746370, 771249, 862472, 870480, 895644, 970281, 995160, 1028332, 1078090, 1119555, 1194192, 1285415, 1293708, 1492740, 1542498, 1617135, 1724944, 1791288, 1940562, 1990320, 2056664, 2156180, 2239110, 2313747, 2570830, 2587416, 2910843, 2985480, 3084996, 3234270, 3342079, 3582576, 3856245, 3881124, 4113328, 4312360, 4478220, 4627494, 4851405, 5141660, 5174832, 5821686, 5970960, 6169992, 6468540, 6684158, 6941241, 7712490, 7762248, 8624720, 8956440, 9254988, 9702810, 10026237, 10283320, 11568735, 11643372, 12339984, 12937080, 13368316, 13882482, 14554215, 15424980, 15524496, 16710395, 17912880, 18509976, 19405620, 20052474, 20566640, 23137470, 23286744, 25874160, 26736632, 27764964, 29108430, 30078711, 30849960, 33420790, 34706205, 37019952, 38811240, 40104948, 46274940, 46573488, 50131185, 53473264, 55529928, 58216860, 60157422, 61699920, 66841580, 69412410, 77622480, 80209896, 90236133, 92549880, 100262370, 111059856, 116433720, 120314844, 133683160, 138824820, 150393555, 160419792, 180472266, 185099760, 200524740, 232867440, 240629688, 267366320, 277649640, 300787110, 360944532, 401049480, 451180665, 481259376, 555299280, 601574220, 721889064, 802098960, 902361330, 1203148440, 1443778128, 1804722660, 2406296880, 3609445320, 7218890640]

約数ペア:

[(1, 7218890640), (2, 3609445320), (3, 2406296880), (4, 1804722660), (5, 1443778128), (6, 1203148440), (8, 902361330), (9, 802098960), (10, 721889064), (12, 601574220), (13, 555299280), (15, 481259376), (16, 451180665), (18, 401049480), (20, 360944532), (24, 300787110), (26, 277649640), (27, 267366320), (30, 240629688), (31, 232867440), (36, 200524740), (39, 185099760), (40, 180472266), (45, 160419792), (48, 150393555), (52, 138824820), (54, 133683160), (60, 120314844), (62, 116433720), (65, 111059856), (72, 100262370), (78, 92549880), (80, 90236133), (90, 80209896), (93, 77622480), (104, 69412410), (108, 66841580), (117, 61699920), (120, 60157422), (124, 58216860), (130, 55529928), (135, 53473264), (144, 50131185), (155, 46573488), (156, 46274940), (180, 40104948), (186, 38811240), (195, 37019952), (208, 34706205), (216, 33420790), (234, 30849960), (240, 30078711), (248, 29108430), (260, 27764964), (270, 26736632), (279, 25874160), (310, 23286744), (312, 23137470), (351, 20566640), (360, 20052474), (372, 19405620), (390, 18509976), (403, 17912880), (432, 16710395), (465, 15524496), (468, 15424980), (496, 14554215), (520, 13882482), (540, 13368316), (558, 12937080), (585, 12339984), (620, 11643372), (624, 11568735), (702, 10283320), (720, 10026237), (744, 9702810), (780, 9254988), (806, 8956440), (837, 8624720), (930, 7762248), (936, 7712490), (1040, 6941241), (1080, 6684158), (1116, 6468540), (1170, 6169992), (1209, 5970960), (1240, 5821686), (1395, 5174832), (1404, 5141660), (1488, 4851405), (1560, 4627494), (1612, 4478220), (1674, 4312360), (1755, 4113328), (1860, 3881124), (1872, 3856245), (2015, 3582576), (2160, 3342079), (2232, 3234270), (2340, 3084996), (2418, 2985480), (2480, 2910843), (2790, 2587416), (2808, 2570830), (3120, 2313747), (3224, 2239110), (3348, 2156180), (3510, 2056664), (3627, 1990320), (3720, 1940562), (4030, 1791288), (4185, 1724944), (4464, 1617135), (4680, 1542498), (4836, 1492740), (5580, 1293708), (5616, 1285415), (6045, 1194192), (6448, 1119555), (6696, 1078090), (7020, 1028332), (7254, 995160), (7440, 970281), (8060, 895644), (8293, 870480), (8370, 862472), (9360, 771249), (9672, 746370), (10881, 663440), (11160, 646854), (12090, 597096), (13392, 539045), (14040, 514166), (14508, 497580), (16120, 447822), (16586, 435240), (16740, 431236), (18135, 398064), (19344, 373185), (21762, 331720), (22320, 323427), (24180, 298548), (24879, 290160), (28080, 257083), (29016, 248790), (32240, 223911), (33172, 217620), (33480, 215618), (36270, 199032), (41465, 174096), (43524, 165860), (48360, 149274), (49758, 145080), (54405, 132688), (58032, 124395), (66344, 108810), (66960, 107809), (72540, 99516), (74637, 96720), (82930, 87048)]