18487427840

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{659}}^1$

素因数の和:819

約数の個数: 288

約数和(自身を含む): 52839198720

約数和(自身を除く): 34351770880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 64, 70, 80, 101, 112, 124, 128, 140, 155, 160, 202, 217, 224, 248, 256, 280, 310, 320, 404, 434, 448, 496, 505, 560, 620, 640, 659, 707, 808, 868, 896, 992, 1010, 1085, 1120, 1240, 1280, 1318, 1414, 1616, 1736, 1792, 1984, 2020, 2170, 2240, 2480, 2636, 2828, 3131, 3232, 3295, 3472, 3535, 3968, 4040, 4340, 4480, 4613, 4960, 5272, 5656, 6262, 6464, 6590, 6944, 7070, 7936, 8080, 8680, 8960, 9226, 9920, 10544, 11312, 12524, 12928, 13180, 13888, 14140, 15655, 16160, 17360, 18452, 19840, 20429, 21088, 21917, 22624, 23065, 25048, 25856, 26360, 27776, 28280, 31310, 32320, 34720, 36904, 39680, 40858, 42176, 43834, 45248, 46130, 50096, 52720, 55552, 56560, 62620, 64640, 66559, 69440, 73808, 81716, 84352, 87668, 90496, 92260, 100192, 102145, 105440, 109585, 113120, 125240, 129280, 133118, 138880, 143003, 147616, 163432, 168704, 175336, 180992, 184520, 200384, 204290, 210880, 219170, 226240, 250480, 266236, 277760, 286006, 295232, 326864, 332795, 350672, 369040, 400768, 408580, 421760, 438340, 452480, 465913, 500960, 532472, 572012, 590464, 653728, 665590, 701344, 715015, 738080, 801536, 817160, 843520, 876680, 904960, 931826, 1001920, 1064944, 1144024, 1180928, 1307456, 1331180, 1402688, 1430030, 1476160, 1634320, 1753360, 1863652, 2003840, 2063329, 2129888, 2288048, 2329565, 2614912, 2662360, 2805376, 2860060, 2952320, 3268640, 3506720, 3727304, 4007680, 4126658, 4259776, 4576096, 4659130, 5229824, 5324720, 5610752, 5720120, 5904640, 6537280, 7013440, 7454608, 8253316, 8519552, 9152192, 9318260, 10316645, 10649440, 11440240, 13074560, 14026880, 14443303, 14909216, 16506632, 17039104, 18304384, 18636520, 20633290, 21298880, 22880480, 26149120, 28053760, 28886606, 29818432, 33013264, 36608768, 37273040, 41266580, 42597760, 45760960, 57773212, 59636864, 66026528, 72216515, 74546080, 82533160, 85195520, 91521920, 115546424, 119273728, 132053056, 144433030, 149092160, 165066320, 183043840, 231092848, 264106112, 288866060, 298184320, 330132640, 462185696, 528212224, 577732120, 596368640, 660265280, 924371392, 1155464240, 1320530560, 1848742784, 2310928480, 2641061120, 3697485568, 4621856960, 9243713920, 18487427840]

約数ペア:

[(1, 18487427840), (2, 9243713920), (4, 4621856960), (5, 3697485568), (7, 2641061120), (8, 2310928480), (10, 1848742784), (14, 1320530560), (16, 1155464240), (20, 924371392), (28, 660265280), (31, 596368640), (32, 577732120), (35, 528212224), (40, 462185696), (56, 330132640), (62, 298184320), (64, 288866060), (70, 264106112), (80, 231092848), (101, 183043840), (112, 165066320), (124, 149092160), (128, 144433030), (140, 132053056), (155, 119273728), (160, 115546424), (202, 91521920), (217, 85195520), (224, 82533160), (248, 74546080), (256, 72216515), (280, 66026528), (310, 59636864), (320, 57773212), (404, 45760960), (434, 42597760), (448, 41266580), (496, 37273040), (505, 36608768), (560, 33013264), (620, 29818432), (640, 28886606), (659, 28053760), (707, 26149120), (808, 22880480), (868, 21298880), (896, 20633290), (992, 18636520), (1010, 18304384), (1085, 17039104), (1120, 16506632), (1240, 14909216), (1280, 14443303), (1318, 14026880), (1414, 13074560), (1616, 11440240), (1736, 10649440), (1792, 10316645), (1984, 9318260), (2020, 9152192), (2170, 8519552), (2240, 8253316), (2480, 7454608), (2636, 7013440), (2828, 6537280), (3131, 5904640), (3232, 5720120), (3295, 5610752), (3472, 5324720), (3535, 5229824), (3968, 4659130), (4040, 4576096), (4340, 4259776), (4480, 4126658), (4613, 4007680), (4960, 3727304), (5272, 3506720), (5656, 3268640), (6262, 2952320), (6464, 2860060), (6590, 2805376), (6944, 2662360), (7070, 2614912), (7936, 2329565), (8080, 2288048), (8680, 2129888), (8960, 2063329), (9226, 2003840), (9920, 1863652), (10544, 1753360), (11312, 1634320), (12524, 1476160), (12928, 1430030), (13180, 1402688), (13888, 1331180), (14140, 1307456), (15655, 1180928), (16160, 1144024), (17360, 1064944), (18452, 1001920), (19840, 931826), (20429, 904960), (21088, 876680), (21917, 843520), (22624, 817160), (23065, 801536), (25048, 738080), (25856, 715015), (26360, 701344), (27776, 665590), (28280, 653728), (31310, 590464), (32320, 572012), (34720, 532472), (36904, 500960), (39680, 465913), (40858, 452480), (42176, 438340), (43834, 421760), (45248, 408580), (46130, 400768), (50096, 369040), (52720, 350672), (55552, 332795), (56560, 326864), (62620, 295232), (64640, 286006), (66559, 277760), (69440, 266236), (73808, 250480), (81716, 226240), (84352, 219170), (87668, 210880), (90496, 204290), (92260, 200384), (100192, 184520), (102145, 180992), (105440, 175336), (109585, 168704), (113120, 163432), (125240, 147616), (129280, 143003), (133118, 138880)]