180420000

素因数分解:

$2^5\times 3^1\times 5^4\times {\mathrm{31}}^1\times {\mathrm{97}}^1$

素因数の和:161

約数の個数: 240

約数和(自身を含む): 617202432

約数和(自身を除く): 436782432

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 31, 32, 40, 48, 50, 60, 62, 75, 80, 93, 96, 97, 100, 120, 124, 125, 150, 155, 160, 186, 194, 200, 240, 248, 250, 291, 300, 310, 372, 375, 388, 400, 465, 480, 485, 496, 500, 582, 600, 620, 625, 744, 750, 775, 776, 800, 930, 970, 992, 1000, 1164, 1200, 1240, 1250, 1455, 1488, 1500, 1550, 1552, 1860, 1875, 1940, 2000, 2325, 2328, 2400, 2425, 2480, 2500, 2910, 2976, 3000, 3007, 3100, 3104, 3720, 3750, 3875, 3880, 4000, 4650, 4656, 4850, 4960, 5000, 5820, 6000, 6014, 6200, 7275, 7440, 7500, 7750, 7760, 9021, 9300, 9312, 9700, 10000, 11625, 11640, 12000, 12028, 12125, 12400, 14550, 14880, 15000, 15035, 15500, 15520, 18042, 18600, 19375, 19400, 20000, 23250, 23280, 24056, 24250, 24800, 29100, 30000, 30070, 31000, 36084, 36375, 37200, 38750, 38800, 45105, 46500, 46560, 48112, 48500, 58125, 58200, 60000, 60140, 60625, 62000, 72168, 72750, 74400, 75175, 77500, 77600, 90210, 93000, 96224, 97000, 116250, 116400, 120280, 121250, 124000, 144336, 145500, 150350, 155000, 180420, 181875, 186000, 194000, 225525, 232500, 232800, 240560, 242500, 288672, 291000, 300700, 310000, 360840, 363750, 372000, 375875, 388000, 451050, 465000, 481120, 485000, 582000, 601400, 620000, 721680, 727500, 751750, 902100, 930000, 970000, 1127625, 1164000, 1202800, 1443360, 1455000, 1503500, 1804200, 1860000, 1879375, 1940000, 2255250, 2405600, 2910000, 3007000, 3608400, 3758750, 4510500, 5638125, 5820000, 6014000, 7216800, 7517500, 9021000, 11276250, 12028000, 15035000, 18042000, 22552500, 30070000, 36084000, 45105000, 60140000, 90210000, 180420000]

約数ペア:

[(1, 180420000), (2, 90210000), (3, 60140000), (4, 45105000), (5, 36084000), (6, 30070000), (8, 22552500), (10, 18042000), (12, 15035000), (15, 12028000), (16, 11276250), (20, 9021000), (24, 7517500), (25, 7216800), (30, 6014000), (31, 5820000), (32, 5638125), (40, 4510500), (48, 3758750), (50, 3608400), (60, 3007000), (62, 2910000), (75, 2405600), (80, 2255250), (93, 1940000), (96, 1879375), (97, 1860000), (100, 1804200), (120, 1503500), (124, 1455000), (125, 1443360), (150, 1202800), (155, 1164000), (160, 1127625), (186, 970000), (194, 930000), (200, 902100), (240, 751750), (248, 727500), (250, 721680), (291, 620000), (300, 601400), (310, 582000), (372, 485000), (375, 481120), (388, 465000), (400, 451050), (465, 388000), (480, 375875), (485, 372000), (496, 363750), (500, 360840), (582, 310000), (600, 300700), (620, 291000), (625, 288672), (744, 242500), (750, 240560), (775, 232800), (776, 232500), (800, 225525), (930, 194000), (970, 186000), (992, 181875), (1000, 180420), (1164, 155000), (1200, 150350), (1240, 145500), (1250, 144336), (1455, 124000), (1488, 121250), (1500, 120280), (1550, 116400), (1552, 116250), (1860, 97000), (1875, 96224), (1940, 93000), (2000, 90210), (2325, 77600), (2328, 77500), (2400, 75175), (2425, 74400), (2480, 72750), (2500, 72168), (2910, 62000), (2976, 60625), (3000, 60140), (3007, 60000), (3100, 58200), (3104, 58125), (3720, 48500), (3750, 48112), (3875, 46560), (3880, 46500), (4000, 45105), (4650, 38800), (4656, 38750), (4850, 37200), (4960, 36375), (5000, 36084), (5820, 31000), (6000, 30070), (6014, 30000), (6200, 29100), (7275, 24800), (7440, 24250), (7500, 24056), (7750, 23280), (7760, 23250), (9021, 20000), (9300, 19400), (9312, 19375), (9700, 18600), (10000, 18042), (11625, 15520), (11640, 15500), (12000, 15035), (12028, 15000), (12125, 14880), (12400, 14550)]