19880375040

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{17791}}^1$

素因数の和:17915

約数の個数: 216

約数和(自身を含む): 69497046528

約数和(自身を除く): 49616671488

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 97, 120, 128, 144, 160, 180, 192, 194, 240, 256, 288, 291, 320, 360, 384, 388, 480, 485, 576, 582, 640, 720, 768, 776, 873, 960, 970, 1152, 1164, 1280, 1440, 1455, 1552, 1746, 1920, 1940, 2304, 2328, 2880, 2910, 3104, 3492, 3840, 3880, 4365, 4656, 5760, 5820, 6208, 6984, 7760, 8730, 9312, 11520, 11640, 12416, 13968, 15520, 17460, 17791, 18624, 23280, 24832, 27936, 31040, 34920, 35582, 37248, 46560, 53373, 55872, 62080, 69840, 71164, 74496, 88955, 93120, 106746, 111744, 124160, 139680, 142328, 160119, 177910, 186240, 213492, 223488, 266865, 279360, 284656, 320238, 355820, 372480, 426984, 533730, 558720, 569312, 640476, 711640, 800595, 853968, 1067460, 1117440, 1138624, 1280952, 1423280, 1601190, 1707936, 1725727, 2134920, 2277248, 2561904, 2846560, 3202380, 3415872, 3451454, 4269840, 4554496, 5123808, 5177181, 5693120, 6404760, 6831744, 6902908, 8539680, 8628635, 10247616, 10354362, 11386240, 12809520, 13663488, 13805816, 15531543, 17079360, 17257270, 20495232, 20708724, 22772480, 25619040, 25885905, 27611632, 31063086, 34158720, 34514540, 40990464, 41417448, 51238080, 51771810, 55223264, 62126172, 68317440, 69029080, 77657715, 82834896, 102476160, 103543620, 110446528, 124252344, 138058160, 155315430, 165669792, 204952320, 207087240, 220893056, 248504688, 276116320, 310630860, 331339584, 414174480, 441786112, 497009376, 552232640, 621261720, 662679168, 828348960, 994018752, 1104465280, 1242523440, 1325358336, 1656697920, 1988037504, 2208930560, 2485046880, 3313395840, 3976075008, 4970093760, 6626791680, 9940187520, 19880375040]

約数ペア:

[(1, 19880375040), (2, 9940187520), (3, 6626791680), (4, 4970093760), (5, 3976075008), (6, 3313395840), (8, 2485046880), (9, 2208930560), (10, 1988037504), (12, 1656697920), (15, 1325358336), (16, 1242523440), (18, 1104465280), (20, 994018752), (24, 828348960), (30, 662679168), (32, 621261720), (36, 552232640), (40, 497009376), (45, 441786112), (48, 414174480), (60, 331339584), (64, 310630860), (72, 276116320), (80, 248504688), (90, 220893056), (96, 207087240), (97, 204952320), (120, 165669792), (128, 155315430), (144, 138058160), (160, 124252344), (180, 110446528), (192, 103543620), (194, 102476160), (240, 82834896), (256, 77657715), (288, 69029080), (291, 68317440), (320, 62126172), (360, 55223264), (384, 51771810), (388, 51238080), (480, 41417448), (485, 40990464), (576, 34514540), (582, 34158720), (640, 31063086), (720, 27611632), (768, 25885905), (776, 25619040), (873, 22772480), (960, 20708724), (970, 20495232), (1152, 17257270), (1164, 17079360), (1280, 15531543), (1440, 13805816), (1455, 13663488), (1552, 12809520), (1746, 11386240), (1920, 10354362), (1940, 10247616), (2304, 8628635), (2328, 8539680), (2880, 6902908), (2910, 6831744), (3104, 6404760), (3492, 5693120), (3840, 5177181), (3880, 5123808), (4365, 4554496), (4656, 4269840), (5760, 3451454), (5820, 3415872), (6208, 3202380), (6984, 2846560), (7760, 2561904), (8730, 2277248), (9312, 2134920), (11520, 1725727), (11640, 1707936), (12416, 1601190), (13968, 1423280), (15520, 1280952), (17460, 1138624), (17791, 1117440), (18624, 1067460), (23280, 853968), (24832, 800595), (27936, 711640), (31040, 640476), (34920, 569312), (35582, 558720), (37248, 533730), (46560, 426984), (53373, 372480), (55872, 355820), (62080, 320238), (69840, 284656), (71164, 279360), (74496, 266865), (88955, 223488), (93120, 213492), (106746, 186240), (111744, 177910), (124160, 160119), (139680, 142328)]