420120000

素因数分解:

$2^6\times 3^3\times 5^4\times {\mathrm{389}}^1$

素因数の和:430

約数の個数: 280

約数和(自身を含む): 1547317200

約数和(自身を除く): 1127197200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 27, 30, 32, 36, 40, 45, 48, 50, 54, 60, 64, 72, 75, 80, 90, 96, 100, 108, 120, 125, 135, 144, 150, 160, 180, 192, 200, 216, 225, 240, 250, 270, 288, 300, 320, 360, 375, 389, 400, 432, 450, 480, 500, 540, 576, 600, 625, 675, 720, 750, 778, 800, 864, 900, 960, 1000, 1080, 1125, 1167, 1200, 1250, 1350, 1440, 1500, 1556, 1600, 1728, 1800, 1875, 1945, 2000, 2160, 2250, 2334, 2400, 2500, 2700, 2880, 3000, 3112, 3375, 3501, 3600, 3750, 3890, 4000, 4320, 4500, 4668, 4800, 5000, 5400, 5625, 5835, 6000, 6224, 6750, 7002, 7200, 7500, 7780, 8000, 8640, 9000, 9336, 9725, 10000, 10503, 10800, 11250, 11670, 12000, 12448, 13500, 14004, 14400, 15000, 15560, 16875, 17505, 18000, 18672, 19450, 20000, 21006, 21600, 22500, 23340, 24000, 24896, 27000, 28008, 29175, 30000, 31120, 33750, 35010, 36000, 37344, 38900, 40000, 42012, 43200, 45000, 46680, 48625, 52515, 54000, 56016, 58350, 60000, 62240, 67500, 70020, 72000, 74688, 77800, 84024, 87525, 90000, 93360, 97250, 105030, 108000, 112032, 116700, 120000, 124480, 135000, 140040, 145875, 155600, 168048, 175050, 180000, 186720, 194500, 210060, 216000, 224064, 233400, 243125, 262575, 270000, 280080, 291750, 311200, 336096, 350100, 360000, 373440, 389000, 420120, 437625, 466800, 486250, 525150, 540000, 560160, 583500, 622400, 672192, 700200, 729375, 778000, 840240, 875250, 933600, 972500, 1050300, 1080000, 1120320, 1167000, 1312875, 1400400, 1458750, 1556000, 1680480, 1750500, 1867200, 1945000, 2100600, 2188125, 2334000, 2625750, 2800800, 2917500, 3112000, 3360960, 3501000, 3890000, 4201200, 4376250, 4668000, 5251500, 5601600, 5835000, 6564375, 7002000, 7780000, 8402400, 8752500, 9336000, 10503000, 11670000, 13128750, 14004000, 15560000, 16804800, 17505000, 21006000, 23340000, 26257500, 28008000, 35010000, 42012000, 46680000, 52515000, 70020000, 84024000, 105030000, 140040000, 210060000, 420120000]

約数ペア:

[(1, 420120000), (2, 210060000), (3, 140040000), (4, 105030000), (5, 84024000), (6, 70020000), (8, 52515000), (9, 46680000), (10, 42012000), (12, 35010000), (15, 28008000), (16, 26257500), (18, 23340000), (20, 21006000), (24, 17505000), (25, 16804800), (27, 15560000), (30, 14004000), (32, 13128750), (36, 11670000), (40, 10503000), (45, 9336000), (48, 8752500), (50, 8402400), (54, 7780000), (60, 7002000), (64, 6564375), (72, 5835000), (75, 5601600), (80, 5251500), (90, 4668000), (96, 4376250), (100, 4201200), (108, 3890000), (120, 3501000), (125, 3360960), (135, 3112000), (144, 2917500), (150, 2800800), (160, 2625750), (180, 2334000), (192, 2188125), (200, 2100600), (216, 1945000), (225, 1867200), (240, 1750500), (250, 1680480), (270, 1556000), (288, 1458750), (300, 1400400), (320, 1312875), (360, 1167000), (375, 1120320), (389, 1080000), (400, 1050300), (432, 972500), (450, 933600), (480, 875250), (500, 840240), (540, 778000), (576, 729375), (600, 700200), (625, 672192), (675, 622400), (720, 583500), (750, 560160), (778, 540000), (800, 525150), (864, 486250), (900, 466800), (960, 437625), (1000, 420120), (1080, 389000), (1125, 373440), (1167, 360000), (1200, 350100), (1250, 336096), (1350, 311200), (1440, 291750), (1500, 280080), (1556, 270000), (1600, 262575), (1728, 243125), (1800, 233400), (1875, 224064), (1945, 216000), (2000, 210060), (2160, 194500), (2250, 186720), (2334, 180000), (2400, 175050), (2500, 168048), (2700, 155600), (2880, 145875), (3000, 140040), (3112, 135000), (3375, 124480), (3501, 120000), (3600, 116700), (3750, 112032), (3890, 108000), (4000, 105030), (4320, 97250), (4500, 93360), (4668, 90000), (4800, 87525), (5000, 84024), (5400, 77800), (5625, 74688), (5835, 72000), (6000, 70020), (6224, 67500), (6750, 62240), (7002, 60000), (7200, 58350), (7500, 56016), (7780, 54000), (8000, 52515), (8640, 48625), (9000, 46680), (9336, 45000), (9725, 43200), (10000, 42012), (10503, 40000), (10800, 38900), (11250, 37344), (11670, 36000), (12000, 35010), (12448, 33750), (13500, 31120), (14004, 30000), (14400, 29175), (15000, 28008), (15560, 27000), (16875, 24896), (17505, 24000), (18000, 23340), (18672, 22500), (19450, 21600), (20000, 21006)]