20172719000

素因数分解:

$2^3\times 5^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{2311}}^1$

素因数の和:2411

約数の個数: 256

約数和(自身を含む): 57130444800

約数和(自身を除く): 36957725800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 29, 35, 40, 43, 50, 56, 58, 70, 86, 100, 116, 125, 140, 145, 172, 175, 200, 203, 215, 232, 250, 280, 290, 301, 344, 350, 406, 430, 500, 580, 602, 700, 725, 812, 860, 875, 1000, 1015, 1075, 1160, 1204, 1247, 1400, 1450, 1505, 1624, 1720, 1750, 2030, 2150, 2311, 2408, 2494, 2900, 3010, 3500, 3625, 4060, 4300, 4622, 4988, 5075, 5375, 5800, 6020, 6235, 7000, 7250, 7525, 8120, 8600, 8729, 9244, 9976, 10150, 10750, 11555, 12040, 12470, 14500, 15050, 16177, 17458, 18488, 20300, 21500, 23110, 24940, 25375, 29000, 30100, 31175, 32354, 34916, 37625, 40600, 43000, 43645, 46220, 49880, 50750, 57775, 60200, 62350, 64708, 67019, 69832, 75250, 80885, 87290, 92440, 99373, 101500, 115550, 124700, 129416, 134038, 150500, 155875, 161770, 174580, 198746, 203000, 218225, 231100, 249400, 268076, 288875, 301000, 311750, 323540, 335095, 349160, 397492, 404425, 436450, 462200, 469133, 496865, 536152, 577750, 623500, 647080, 670190, 695611, 794984, 808850, 872900, 938266, 993730, 1091125, 1155500, 1247000, 1340380, 1391222, 1617700, 1675475, 1745800, 1876532, 1987460, 2022125, 2182250, 2311000, 2345665, 2484325, 2680760, 2782444, 2881817, 3235400, 3350950, 3478055, 3753064, 3974920, 4044250, 4364500, 4691330, 4968650, 5564888, 5763634, 6701900, 6956110, 8088500, 8377375, 8729000, 9382660, 9937300, 11527268, 11728325, 12421625, 13403800, 13912220, 14409085, 16177000, 16754750, 17390275, 18765320, 19874600, 20172719, 23054536, 23456650, 24843250, 27824440, 28818170, 33509500, 34780550, 40345438, 46913300, 49686500, 57636340, 58641625, 67019000, 69561100, 72045425, 80690876, 86951375, 93826600, 99373000, 100863595, 115272680, 117283250, 139122200, 144090850, 161381752, 173902750, 201727190, 234566500, 288181700, 347805500, 360227125, 403454380, 469133000, 504317975, 576363400, 695611000, 720454250, 806908760, 1008635950, 1440908500, 2017271900, 2521589875, 2881817000, 4034543800, 5043179750, 10086359500, 20172719000]

約数ペア:

[(1, 20172719000), (2, 10086359500), (4, 5043179750), (5, 4034543800), (7, 2881817000), (8, 2521589875), (10, 2017271900), (14, 1440908500), (20, 1008635950), (25, 806908760), (28, 720454250), (29, 695611000), (35, 576363400), (40, 504317975), (43, 469133000), (50, 403454380), (56, 360227125), (58, 347805500), (70, 288181700), (86, 234566500), (100, 201727190), (116, 173902750), (125, 161381752), (140, 144090850), (145, 139122200), (172, 117283250), (175, 115272680), (200, 100863595), (203, 99373000), (215, 93826600), (232, 86951375), (250, 80690876), (280, 72045425), (290, 69561100), (301, 67019000), (344, 58641625), (350, 57636340), (406, 49686500), (430, 46913300), (500, 40345438), (580, 34780550), (602, 33509500), (700, 28818170), (725, 27824440), (812, 24843250), (860, 23456650), (875, 23054536), (1000, 20172719), (1015, 19874600), (1075, 18765320), (1160, 17390275), (1204, 16754750), (1247, 16177000), (1400, 14409085), (1450, 13912220), (1505, 13403800), (1624, 12421625), (1720, 11728325), (1750, 11527268), (2030, 9937300), (2150, 9382660), (2311, 8729000), (2408, 8377375), (2494, 8088500), (2900, 6956110), (3010, 6701900), (3500, 5763634), (3625, 5564888), (4060, 4968650), (4300, 4691330), (4622, 4364500), (4988, 4044250), (5075, 3974920), (5375, 3753064), (5800, 3478055), (6020, 3350950), (6235, 3235400), (7000, 2881817), (7250, 2782444), (7525, 2680760), (8120, 2484325), (8600, 2345665), (8729, 2311000), (9244, 2182250), (9976, 2022125), (10150, 1987460), (10750, 1876532), (11555, 1745800), (12040, 1675475), (12470, 1617700), (14500, 1391222), (15050, 1340380), (16177, 1247000), (17458, 1155500), (18488, 1091125), (20300, 993730), (21500, 938266), (23110, 872900), (24940, 808850), (25375, 794984), (29000, 695611), (30100, 670190), (31175, 647080), (32354, 623500), (34916, 577750), (37625, 536152), (40600, 496865), (43000, 469133), (43645, 462200), (46220, 436450), (49880, 404425), (50750, 397492), (57775, 349160), (60200, 335095), (62350, 323540), (64708, 311750), (67019, 301000), (69832, 288875), (75250, 268076), (80885, 249400), (87290, 231100), (92440, 218225), (99373, 203000), (101500, 198746), (115550, 174580), (124700, 161770), (129416, 155875), (134038, 150500)]