18842250

素因数分解:

$2^1\times 3^1\times 5^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1$

素因数の和:161

約数の個数: 128

約数和(自身を含む): 55770624

約数和(自身を除く): 36928374

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 30, 35, 37, 42, 50, 70, 74, 75, 97, 105, 111, 125, 150, 175, 185, 194, 210, 222, 250, 259, 291, 350, 370, 375, 485, 518, 525, 555, 582, 679, 750, 777, 875, 925, 970, 1050, 1110, 1295, 1358, 1455, 1554, 1750, 1850, 2037, 2425, 2590, 2625, 2775, 2910, 3395, 3589, 3885, 4074, 4625, 4850, 5250, 5550, 6475, 6790, 7178, 7275, 7770, 9250, 10185, 10767, 12125, 12950, 13875, 14550, 16975, 17945, 19425, 20370, 21534, 24250, 25123, 27750, 32375, 33950, 35890, 36375, 38850, 50246, 50925, 53835, 64750, 72750, 75369, 84875, 89725, 97125, 101850, 107670, 125615, 150738, 169750, 179450, 194250, 251230, 254625, 269175, 376845, 448625, 509250, 538350, 628075, 753690, 897250, 1256150, 1345875, 1884225, 2691750, 3140375, 3768450, 6280750, 9421125, 18842250]

約数ペア:

[(1, 18842250), (2, 9421125), (3, 6280750), (5, 3768450), (6, 3140375), (7, 2691750), (10, 1884225), (14, 1345875), (15, 1256150), (21, 897250), (25, 753690), (30, 628075), (35, 538350), (37, 509250), (42, 448625), (50, 376845), (70, 269175), (74, 254625), (75, 251230), (97, 194250), (105, 179450), (111, 169750), (125, 150738), (150, 125615), (175, 107670), (185, 101850), (194, 97125), (210, 89725), (222, 84875), (250, 75369), (259, 72750), (291, 64750), (350, 53835), (370, 50925), (375, 50246), (485, 38850), (518, 36375), (525, 35890), (555, 33950), (582, 32375), (679, 27750), (750, 25123), (777, 24250), (875, 21534), (925, 20370), (970, 19425), (1050, 17945), (1110, 16975), (1295, 14550), (1358, 13875), (1455, 12950), (1554, 12125), (1750, 10767), (1850, 10185), (2037, 9250), (2425, 7770), (2590, 7275), (2625, 7178), (2775, 6790), (2910, 6475), (3395, 5550), (3589, 5250), (3885, 4850), (4074, 4625)]