19440750

素因数分解:

$2^1\times 3^1\times 5^3\times 7^2\times {\mathrm{23}}^2$

素因数の和:80

約数の個数: 144

約数和(自身を含む): 59007312

約数和(自身を除く): 39566562

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 23, 25, 30, 35, 42, 46, 49, 50, 69, 70, 75, 98, 105, 115, 125, 138, 147, 150, 161, 175, 210, 230, 245, 250, 294, 322, 345, 350, 375, 483, 490, 525, 529, 575, 690, 735, 750, 805, 875, 966, 1050, 1058, 1127, 1150, 1225, 1470, 1587, 1610, 1725, 1750, 2254, 2415, 2450, 2625, 2645, 2875, 3174, 3381, 3450, 3675, 3703, 4025, 4830, 5250, 5290, 5635, 5750, 6125, 6762, 7350, 7406, 7935, 8050, 8625, 11109, 11270, 12075, 12250, 13225, 15870, 16905, 17250, 18375, 18515, 20125, 22218, 24150, 25921, 26450, 28175, 33810, 36750, 37030, 39675, 40250, 51842, 55545, 56350, 60375, 66125, 77763, 79350, 84525, 92575, 111090, 120750, 129605, 132250, 140875, 155526, 169050, 185150, 198375, 259210, 277725, 281750, 388815, 396750, 422625, 462875, 555450, 648025, 777630, 845250, 925750, 1296050, 1388625, 1944075, 2777250, 3240125, 3888150, 6480250, 9720375, 19440750]

約数ペア:

[(1, 19440750), (2, 9720375), (3, 6480250), (5, 3888150), (6, 3240125), (7, 2777250), (10, 1944075), (14, 1388625), (15, 1296050), (21, 925750), (23, 845250), (25, 777630), (30, 648025), (35, 555450), (42, 462875), (46, 422625), (49, 396750), (50, 388815), (69, 281750), (70, 277725), (75, 259210), (98, 198375), (105, 185150), (115, 169050), (125, 155526), (138, 140875), (147, 132250), (150, 129605), (161, 120750), (175, 111090), (210, 92575), (230, 84525), (245, 79350), (250, 77763), (294, 66125), (322, 60375), (345, 56350), (350, 55545), (375, 51842), (483, 40250), (490, 39675), (525, 37030), (529, 36750), (575, 33810), (690, 28175), (735, 26450), (750, 25921), (805, 24150), (875, 22218), (966, 20125), (1050, 18515), (1058, 18375), (1127, 17250), (1150, 16905), (1225, 15870), (1470, 13225), (1587, 12250), (1610, 12075), (1725, 11270), (1750, 11109), (2254, 8625), (2415, 8050), (2450, 7935), (2625, 7406), (2645, 7350), (2875, 6762), (3174, 6125), (3381, 5750), (3450, 5635), (3675, 5290), (3703, 5250), (4025, 4830)]