255610500

素因数分解:

$2^2\times 3^1\times 5^3\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{239}}^1$

素因数の和:315

約数の個数: 192

約数和(自身を含む): 805109760

約数和(自身を除く): 549499260

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 25, 30, 31, 46, 50, 60, 62, 69, 75, 92, 93, 100, 115, 124, 125, 138, 150, 155, 186, 230, 239, 250, 276, 300, 310, 345, 372, 375, 460, 465, 478, 500, 575, 620, 690, 713, 717, 750, 775, 930, 956, 1150, 1195, 1380, 1426, 1434, 1500, 1550, 1725, 1860, 2139, 2300, 2325, 2390, 2852, 2868, 2875, 3100, 3450, 3565, 3585, 3875, 4278, 4650, 4780, 5497, 5750, 5975, 6900, 7130, 7170, 7409, 7750, 8556, 8625, 9300, 10695, 10994, 11500, 11625, 11950, 14260, 14340, 14818, 15500, 16491, 17250, 17825, 17925, 21390, 21988, 22227, 23250, 23900, 27485, 29636, 29875, 32982, 34500, 35650, 35850, 37045, 42780, 44454, 46500, 53475, 54970, 59750, 65964, 71300, 71700, 74090, 82455, 88908, 89125, 89625, 106950, 109940, 111135, 119500, 137425, 148180, 164910, 170407, 178250, 179250, 185225, 213900, 222270, 267375, 274850, 329820, 340814, 356500, 358500, 370450, 412275, 444540, 511221, 534750, 549700, 555675, 681628, 687125, 740900, 824550, 852035, 926125, 1022442, 1069500, 1111350, 1374250, 1649100, 1704070, 1852250, 2044884, 2061375, 2222700, 2556105, 2748500, 2778375, 3408140, 3704500, 4122750, 4260175, 5112210, 5556750, 8245500, 8520350, 10224420, 11113500, 12780525, 17040700, 21300875, 25561050, 42601750, 51122100, 63902625, 85203500, 127805250, 255610500]

約数ペア:

[(1, 255610500), (2, 127805250), (3, 85203500), (4, 63902625), (5, 51122100), (6, 42601750), (10, 25561050), (12, 21300875), (15, 17040700), (20, 12780525), (23, 11113500), (25, 10224420), (30, 8520350), (31, 8245500), (46, 5556750), (50, 5112210), (60, 4260175), (62, 4122750), (69, 3704500), (75, 3408140), (92, 2778375), (93, 2748500), (100, 2556105), (115, 2222700), (124, 2061375), (125, 2044884), (138, 1852250), (150, 1704070), (155, 1649100), (186, 1374250), (230, 1111350), (239, 1069500), (250, 1022442), (276, 926125), (300, 852035), (310, 824550), (345, 740900), (372, 687125), (375, 681628), (460, 555675), (465, 549700), (478, 534750), (500, 511221), (575, 444540), (620, 412275), (690, 370450), (713, 358500), (717, 356500), (750, 340814), (775, 329820), (930, 274850), (956, 267375), (1150, 222270), (1195, 213900), (1380, 185225), (1426, 179250), (1434, 178250), (1500, 170407), (1550, 164910), (1725, 148180), (1860, 137425), (2139, 119500), (2300, 111135), (2325, 109940), (2390, 106950), (2852, 89625), (2868, 89125), (2875, 88908), (3100, 82455), (3450, 74090), (3565, 71700), (3585, 71300), (3875, 65964), (4278, 59750), (4650, 54970), (4780, 53475), (5497, 46500), (5750, 44454), (5975, 42780), (6900, 37045), (7130, 35850), (7170, 35650), (7409, 34500), (7750, 32982), (8556, 29875), (8625, 29636), (9300, 27485), (10695, 23900), (10994, 23250), (11500, 22227), (11625, 21988), (11950, 21390), (14260, 17925), (14340, 17825), (14818, 17250), (15500, 16491)]