20173238280

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{479}}^1\times {\mathrm{8999}}^1$

素因数の和:9508

約数の個数: 192

約数和(自身を含む): 70761600000

約数和(自身を除く): 50588361720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 45, 52, 60, 65, 72, 78, 90, 104, 117, 120, 130, 156, 180, 195, 234, 260, 312, 360, 390, 468, 479, 520, 585, 780, 936, 958, 1170, 1437, 1560, 1916, 2340, 2395, 2874, 3832, 4311, 4680, 4790, 5748, 6227, 7185, 8622, 8999, 9580, 11496, 12454, 14370, 17244, 17998, 18681, 19160, 21555, 24908, 26997, 28740, 31135, 34488, 35996, 37362, 43110, 44995, 49816, 53994, 56043, 57480, 62270, 71992, 74724, 80991, 86220, 89990, 93405, 107988, 112086, 116987, 124540, 134985, 149448, 161982, 172440, 179980, 186810, 215976, 224172, 233974, 249080, 269970, 280215, 323964, 350961, 359960, 373620, 404955, 448344, 467948, 539940, 560430, 584935, 647928, 701922, 747240, 809910, 935896, 1052883, 1079880, 1120860, 1169870, 1403844, 1619820, 1754805, 2105766, 2241720, 2339740, 2807688, 3239640, 3509610, 4211532, 4310521, 4679480, 5264415, 7019220, 8423064, 8621042, 10528830, 12931563, 14038440, 17242084, 21057660, 21552605, 25863126, 34484168, 38794689, 42115320, 43105210, 51726252, 56036773, 64657815, 77589378, 86210420, 103452504, 112073546, 129315630, 155178756, 168110319, 172420840, 193973445, 224147092, 258631260, 280183865, 310357512, 336220638, 387946890, 448294184, 504330957, 517262520, 560367730, 672441276, 775893780, 840551595, 1008661914, 1120735460, 1344882552, 1551787560, 1681103190, 2017323828, 2241470920, 2521654785, 3362206380, 4034647656, 5043309570, 6724412760, 10086619140, 20173238280]

約数ペア:

[(1, 20173238280), (2, 10086619140), (3, 6724412760), (4, 5043309570), (5, 4034647656), (6, 3362206380), (8, 2521654785), (9, 2241470920), (10, 2017323828), (12, 1681103190), (13, 1551787560), (15, 1344882552), (18, 1120735460), (20, 1008661914), (24, 840551595), (26, 775893780), (30, 672441276), (36, 560367730), (39, 517262520), (40, 504330957), (45, 448294184), (52, 387946890), (60, 336220638), (65, 310357512), (72, 280183865), (78, 258631260), (90, 224147092), (104, 193973445), (117, 172420840), (120, 168110319), (130, 155178756), (156, 129315630), (180, 112073546), (195, 103452504), (234, 86210420), (260, 77589378), (312, 64657815), (360, 56036773), (390, 51726252), (468, 43105210), (479, 42115320), (520, 38794689), (585, 34484168), (780, 25863126), (936, 21552605), (958, 21057660), (1170, 17242084), (1437, 14038440), (1560, 12931563), (1916, 10528830), (2340, 8621042), (2395, 8423064), (2874, 7019220), (3832, 5264415), (4311, 4679480), (4680, 4310521), (4790, 4211532), (5748, 3509610), (6227, 3239640), (7185, 2807688), (8622, 2339740), (8999, 2241720), (9580, 2105766), (11496, 1754805), (12454, 1619820), (14370, 1403844), (17244, 1169870), (17998, 1120860), (18681, 1079880), (19160, 1052883), (21555, 935896), (24908, 809910), (26997, 747240), (28740, 701922), (31135, 647928), (34488, 584935), (35996, 560430), (37362, 539940), (43110, 467948), (44995, 448344), (49816, 404955), (53994, 373620), (56043, 359960), (57480, 350961), (62270, 323964), (71992, 280215), (74724, 269970), (80991, 249080), (86220, 233974), (89990, 224172), (93405, 215976), (107988, 186810), (112086, 179980), (116987, 172440), (124540, 161982), (134985, 149448)]