28440000

素因数分解:

$2^6\times 3^2\times 5^4\times {\mathrm{79}}^1$

素因数の和:117

約数の個数: 210

約数和(自身を含む): 103154480

約数和(自身を除く): 74714480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 32, 36, 40, 45, 48, 50, 60, 64, 72, 75, 79, 80, 90, 96, 100, 120, 125, 144, 150, 158, 160, 180, 192, 200, 225, 237, 240, 250, 288, 300, 316, 320, 360, 375, 395, 400, 450, 474, 480, 500, 576, 600, 625, 632, 711, 720, 750, 790, 800, 900, 948, 960, 1000, 1125, 1185, 1200, 1250, 1264, 1422, 1440, 1500, 1580, 1600, 1800, 1875, 1896, 1975, 2000, 2250, 2370, 2400, 2500, 2528, 2844, 2880, 3000, 3160, 3555, 3600, 3750, 3792, 3950, 4000, 4500, 4740, 4800, 5000, 5056, 5625, 5688, 5925, 6000, 6320, 7110, 7200, 7500, 7584, 7900, 8000, 9000, 9480, 9875, 10000, 11250, 11376, 11850, 12000, 12640, 14220, 14400, 15000, 15168, 15800, 17775, 18000, 18960, 19750, 20000, 22500, 22752, 23700, 24000, 25280, 28440, 29625, 30000, 31600, 35550, 36000, 37920, 39500, 40000, 45000, 45504, 47400, 49375, 56880, 59250, 60000, 63200, 71100, 72000, 75840, 79000, 88875, 90000, 94800, 98750, 113760, 118500, 120000, 126400, 142200, 148125, 158000, 177750, 180000, 189600, 197500, 227520, 237000, 284400, 296250, 316000, 355500, 360000, 379200, 395000, 444375, 474000, 568800, 592500, 632000, 711000, 790000, 888750, 948000, 1137600, 1185000, 1422000, 1580000, 1777500, 1896000, 2370000, 2844000, 3160000, 3555000, 4740000, 5688000, 7110000, 9480000, 14220000, 28440000]

約数ペア:

[(1, 28440000), (2, 14220000), (3, 9480000), (4, 7110000), (5, 5688000), (6, 4740000), (8, 3555000), (9, 3160000), (10, 2844000), (12, 2370000), (15, 1896000), (16, 1777500), (18, 1580000), (20, 1422000), (24, 1185000), (25, 1137600), (30, 948000), (32, 888750), (36, 790000), (40, 711000), (45, 632000), (48, 592500), (50, 568800), (60, 474000), (64, 444375), (72, 395000), (75, 379200), (79, 360000), (80, 355500), (90, 316000), (96, 296250), (100, 284400), (120, 237000), (125, 227520), (144, 197500), (150, 189600), (158, 180000), (160, 177750), (180, 158000), (192, 148125), (200, 142200), (225, 126400), (237, 120000), (240, 118500), (250, 113760), (288, 98750), (300, 94800), (316, 90000), (320, 88875), (360, 79000), (375, 75840), (395, 72000), (400, 71100), (450, 63200), (474, 60000), (480, 59250), (500, 56880), (576, 49375), (600, 47400), (625, 45504), (632, 45000), (711, 40000), (720, 39500), (750, 37920), (790, 36000), (800, 35550), (900, 31600), (948, 30000), (960, 29625), (1000, 28440), (1125, 25280), (1185, 24000), (1200, 23700), (1250, 22752), (1264, 22500), (1422, 20000), (1440, 19750), (1500, 18960), (1580, 18000), (1600, 17775), (1800, 15800), (1875, 15168), (1896, 15000), (1975, 14400), (2000, 14220), (2250, 12640), (2370, 12000), (2400, 11850), (2500, 11376), (2528, 11250), (2844, 10000), (2880, 9875), (3000, 9480), (3160, 9000), (3555, 8000), (3600, 7900), (3750, 7584), (3792, 7500), (3950, 7200), (4000, 7110), (4500, 6320), (4740, 6000), (4800, 5925), (5000, 5688), (5056, 5625)]