20191070880

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{21943}}^1$

素因数の和:22041

約数の個数: 240

約数和(自身を含む): 72264576384

約数和(自身を除く): 52073505504

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 71, 72, 80, 81, 90, 96, 108, 120, 135, 142, 144, 160, 162, 180, 213, 216, 240, 270, 284, 288, 324, 355, 360, 405, 426, 432, 480, 540, 568, 639, 648, 710, 720, 810, 852, 864, 1065, 1080, 1136, 1278, 1296, 1420, 1440, 1620, 1704, 1917, 2130, 2160, 2272, 2556, 2592, 2840, 3195, 3240, 3408, 3834, 4260, 4320, 5112, 5680, 5751, 6390, 6480, 6816, 7668, 8520, 9585, 10224, 11360, 11502, 12780, 12960, 15336, 17040, 19170, 20448, 21943, 23004, 25560, 28755, 30672, 34080, 38340, 43886, 46008, 51120, 57510, 61344, 65829, 76680, 87772, 92016, 102240, 109715, 115020, 131658, 153360, 175544, 184032, 197487, 219430, 230040, 263316, 306720, 329145, 351088, 394974, 438860, 460080, 526632, 592461, 658290, 702176, 789948, 877720, 920160, 987435, 1053264, 1184922, 1316580, 1557953, 1579896, 1755440, 1777383, 1974870, 2106528, 2369844, 2633160, 2962305, 3115906, 3159792, 3510880, 3554766, 3949740, 4673859, 4739688, 5266320, 5924610, 6231812, 6319584, 7109532, 7789765, 7899480, 8886915, 9347718, 9479376, 10532640, 11849220, 12463624, 14021577, 14219064, 15579530, 15798960, 17773830, 18695436, 18958752, 23369295, 23698440, 24927248, 28043154, 28438128, 31159060, 31597920, 35547660, 37390872, 42064731, 46738590, 47396880, 49854496, 56086308, 56876256, 62318120, 70107885, 71095320, 74781744, 84129462, 93477180, 94793760, 112172616, 124636240, 126194193, 140215770, 142190640, 149563488, 168258924, 186954360, 210323655, 224345232, 249272480, 252388386, 280431540, 284381280, 336517848, 373908720, 420647310, 448690464, 504776772, 560863080, 630970965, 673035696, 747817440, 841294620, 1009553544, 1121726160, 1261941930, 1346071392, 1682589240, 2019107088, 2243452320, 2523883860, 3365178480, 4038214176, 5047767720, 6730356960, 10095535440, 20191070880]

約数ペア:

[(1, 20191070880), (2, 10095535440), (3, 6730356960), (4, 5047767720), (5, 4038214176), (6, 3365178480), (8, 2523883860), (9, 2243452320), (10, 2019107088), (12, 1682589240), (15, 1346071392), (16, 1261941930), (18, 1121726160), (20, 1009553544), (24, 841294620), (27, 747817440), (30, 673035696), (32, 630970965), (36, 560863080), (40, 504776772), (45, 448690464), (48, 420647310), (54, 373908720), (60, 336517848), (71, 284381280), (72, 280431540), (80, 252388386), (81, 249272480), (90, 224345232), (96, 210323655), (108, 186954360), (120, 168258924), (135, 149563488), (142, 142190640), (144, 140215770), (160, 126194193), (162, 124636240), (180, 112172616), (213, 94793760), (216, 93477180), (240, 84129462), (270, 74781744), (284, 71095320), (288, 70107885), (324, 62318120), (355, 56876256), (360, 56086308), (405, 49854496), (426, 47396880), (432, 46738590), (480, 42064731), (540, 37390872), (568, 35547660), (639, 31597920), (648, 31159060), (710, 28438128), (720, 28043154), (810, 24927248), (852, 23698440), (864, 23369295), (1065, 18958752), (1080, 18695436), (1136, 17773830), (1278, 15798960), (1296, 15579530), (1420, 14219064), (1440, 14021577), (1620, 12463624), (1704, 11849220), (1917, 10532640), (2130, 9479376), (2160, 9347718), (2272, 8886915), (2556, 7899480), (2592, 7789765), (2840, 7109532), (3195, 6319584), (3240, 6231812), (3408, 5924610), (3834, 5266320), (4260, 4739688), (4320, 4673859), (5112, 3949740), (5680, 3554766), (5751, 3510880), (6390, 3159792), (6480, 3115906), (6816, 2962305), (7668, 2633160), (8520, 2369844), (9585, 2106528), (10224, 1974870), (11360, 1777383), (11502, 1755440), (12780, 1579896), (12960, 1557953), (15336, 1316580), (17040, 1184922), (19170, 1053264), (20448, 987435), (21943, 920160), (23004, 877720), (25560, 789948), (28755, 702176), (30672, 658290), (34080, 592461), (38340, 526632), (43886, 460080), (46008, 438860), (51120, 394974), (57510, 351088), (61344, 329145), (65829, 306720), (76680, 263316), (87772, 230040), (92016, 219430), (102240, 197487), (109715, 184032), (115020, 175544), (131658, 153360)]