491550000

素因数分解:

$2^4\times 3^1\times 5^5\times {\mathrm{29}}^1\times {\mathrm{113}}^1$

素因数の和:178

約数の個数: 240

約数和(自身を含む): 1656456480

約数和(自身を除く): 1164906480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 29, 30, 40, 48, 50, 58, 60, 75, 80, 87, 100, 113, 116, 120, 125, 145, 150, 174, 200, 226, 232, 240, 250, 290, 300, 339, 348, 375, 400, 435, 452, 464, 500, 565, 580, 600, 625, 678, 696, 725, 750, 870, 904, 1000, 1130, 1160, 1200, 1250, 1356, 1392, 1450, 1500, 1695, 1740, 1808, 1875, 2000, 2175, 2260, 2320, 2500, 2712, 2825, 2900, 3000, 3125, 3277, 3390, 3480, 3625, 3750, 4350, 4520, 5000, 5424, 5650, 5800, 6000, 6250, 6554, 6780, 6960, 7250, 7500, 8475, 8700, 9040, 9375, 9831, 10000, 10875, 11300, 11600, 12500, 13108, 13560, 14125, 14500, 15000, 16385, 16950, 17400, 18125, 18750, 19662, 21750, 22600, 25000, 26216, 27120, 28250, 29000, 30000, 32770, 33900, 34800, 36250, 37500, 39324, 42375, 43500, 45200, 49155, 50000, 52432, 54375, 56500, 58000, 65540, 67800, 70625, 72500, 75000, 78648, 81925, 84750, 87000, 90625, 98310, 108750, 113000, 131080, 135600, 141250, 145000, 150000, 157296, 163850, 169500, 174000, 181250, 196620, 211875, 217500, 226000, 245775, 262160, 271875, 282500, 290000, 327700, 339000, 353125, 362500, 393240, 409625, 423750, 435000, 491550, 543750, 565000, 655400, 678000, 706250, 725000, 786480, 819250, 847500, 870000, 983100, 1059375, 1087500, 1130000, 1228875, 1310800, 1412500, 1450000, 1638500, 1695000, 1966200, 2048125, 2118750, 2175000, 2457750, 2825000, 3277000, 3390000, 3932400, 4096250, 4237500, 4350000, 4915500, 5650000, 6144375, 6554000, 8192500, 8475000, 9831000, 10240625, 12288750, 16385000, 16950000, 19662000, 20481250, 24577500, 30721875, 32770000, 40962500, 49155000, 61443750, 81925000, 98310000, 122887500, 163850000, 245775000, 491550000]

約数ペア:

[(1, 491550000), (2, 245775000), (3, 163850000), (4, 122887500), (5, 98310000), (6, 81925000), (8, 61443750), (10, 49155000), (12, 40962500), (15, 32770000), (16, 30721875), (20, 24577500), (24, 20481250), (25, 19662000), (29, 16950000), (30, 16385000), (40, 12288750), (48, 10240625), (50, 9831000), (58, 8475000), (60, 8192500), (75, 6554000), (80, 6144375), (87, 5650000), (100, 4915500), (113, 4350000), (116, 4237500), (120, 4096250), (125, 3932400), (145, 3390000), (150, 3277000), (174, 2825000), (200, 2457750), (226, 2175000), (232, 2118750), (240, 2048125), (250, 1966200), (290, 1695000), (300, 1638500), (339, 1450000), (348, 1412500), (375, 1310800), (400, 1228875), (435, 1130000), (452, 1087500), (464, 1059375), (500, 983100), (565, 870000), (580, 847500), (600, 819250), (625, 786480), (678, 725000), (696, 706250), (725, 678000), (750, 655400), (870, 565000), (904, 543750), (1000, 491550), (1130, 435000), (1160, 423750), (1200, 409625), (1250, 393240), (1356, 362500), (1392, 353125), (1450, 339000), (1500, 327700), (1695, 290000), (1740, 282500), (1808, 271875), (1875, 262160), (2000, 245775), (2175, 226000), (2260, 217500), (2320, 211875), (2500, 196620), (2712, 181250), (2825, 174000), (2900, 169500), (3000, 163850), (3125, 157296), (3277, 150000), (3390, 145000), (3480, 141250), (3625, 135600), (3750, 131080), (4350, 113000), (4520, 108750), (5000, 98310), (5424, 90625), (5650, 87000), (5800, 84750), (6000, 81925), (6250, 78648), (6554, 75000), (6780, 72500), (6960, 70625), (7250, 67800), (7500, 65540), (8475, 58000), (8700, 56500), (9040, 54375), (9375, 52432), (9831, 50000), (10000, 49155), (10875, 45200), (11300, 43500), (11600, 42375), (12500, 39324), (13108, 37500), (13560, 36250), (14125, 34800), (14500, 33900), (15000, 32770), (16385, 30000), (16950, 29000), (17400, 28250), (18125, 27120), (18750, 26216), (19662, 25000), (21750, 22600)]