645816000

素因数分解:

$2^6\times 3^1\times 5^3\times {\mathrm{71}}^1\times {\mathrm{379}}^1$

素因数の和:480

約数の個数: 224

約数和(自身を含む): 2168225280

約数和(自身を除く): 1522409280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 64, 71, 75, 80, 96, 100, 120, 125, 142, 150, 160, 192, 200, 213, 240, 250, 284, 300, 320, 355, 375, 379, 400, 426, 480, 500, 568, 600, 710, 750, 758, 800, 852, 960, 1000, 1065, 1136, 1137, 1200, 1420, 1500, 1516, 1600, 1704, 1775, 1895, 2000, 2130, 2272, 2274, 2400, 2840, 3000, 3032, 3408, 3550, 3790, 4000, 4260, 4544, 4548, 4800, 5325, 5680, 5685, 6000, 6064, 6816, 7100, 7580, 8000, 8520, 8875, 9096, 9475, 10650, 11360, 11370, 12000, 12128, 13632, 14200, 15160, 17040, 17750, 18192, 18950, 21300, 22720, 22740, 24000, 24256, 26625, 26909, 28400, 28425, 30320, 34080, 35500, 36384, 37900, 42600, 45480, 47375, 53250, 53818, 56800, 56850, 60640, 68160, 71000, 72768, 75800, 80727, 85200, 90960, 94750, 106500, 107636, 113600, 113700, 121280, 134545, 142000, 142125, 151600, 161454, 170400, 181920, 189500, 213000, 215272, 227400, 269090, 284000, 284250, 303200, 322908, 340800, 363840, 379000, 403635, 426000, 430544, 454800, 538180, 568000, 568500, 606400, 645816, 672725, 758000, 807270, 852000, 861088, 909600, 1076360, 1137000, 1291632, 1345450, 1516000, 1614540, 1704000, 1722176, 1819200, 2018175, 2152720, 2274000, 2583264, 2690900, 3032000, 3229080, 3363625, 4036350, 4305440, 4548000, 5166528, 5381800, 6458160, 6727250, 8072700, 8610880, 9096000, 10090875, 10763600, 12916320, 13454500, 16145400, 20181750, 21527200, 25832640, 26909000, 32290800, 40363500, 43054400, 53818000, 64581600, 80727000, 107636000, 129163200, 161454000, 215272000, 322908000, 645816000]

約数ペア:

[(1, 645816000), (2, 322908000), (3, 215272000), (4, 161454000), (5, 129163200), (6, 107636000), (8, 80727000), (10, 64581600), (12, 53818000), (15, 43054400), (16, 40363500), (20, 32290800), (24, 26909000), (25, 25832640), (30, 21527200), (32, 20181750), (40, 16145400), (48, 13454500), (50, 12916320), (60, 10763600), (64, 10090875), (71, 9096000), (75, 8610880), (80, 8072700), (96, 6727250), (100, 6458160), (120, 5381800), (125, 5166528), (142, 4548000), (150, 4305440), (160, 4036350), (192, 3363625), (200, 3229080), (213, 3032000), (240, 2690900), (250, 2583264), (284, 2274000), (300, 2152720), (320, 2018175), (355, 1819200), (375, 1722176), (379, 1704000), (400, 1614540), (426, 1516000), (480, 1345450), (500, 1291632), (568, 1137000), (600, 1076360), (710, 909600), (750, 861088), (758, 852000), (800, 807270), (852, 758000), (960, 672725), (1000, 645816), (1065, 606400), (1136, 568500), (1137, 568000), (1200, 538180), (1420, 454800), (1500, 430544), (1516, 426000), (1600, 403635), (1704, 379000), (1775, 363840), (1895, 340800), (2000, 322908), (2130, 303200), (2272, 284250), (2274, 284000), (2400, 269090), (2840, 227400), (3000, 215272), (3032, 213000), (3408, 189500), (3550, 181920), (3790, 170400), (4000, 161454), (4260, 151600), (4544, 142125), (4548, 142000), (4800, 134545), (5325, 121280), (5680, 113700), (5685, 113600), (6000, 107636), (6064, 106500), (6816, 94750), (7100, 90960), (7580, 85200), (8000, 80727), (8520, 75800), (8875, 72768), (9096, 71000), (9475, 68160), (10650, 60640), (11360, 56850), (11370, 56800), (12000, 53818), (12128, 53250), (13632, 47375), (14200, 45480), (15160, 42600), (17040, 37900), (17750, 36384), (18192, 35500), (18950, 34080), (21300, 30320), (22720, 28425), (22740, 28400), (24000, 26909), (24256, 26625)]