248830875

素因数分解:

$3^2\times 5^3\times {\mathrm{29}}^2\times {\mathrm{263}}^1$

素因数の和:342

約数の個数: 72

約数和(自身を含む): 466326432

約数和(自身を除く): 217495557

約数列:

[1, 3, 5, 9, 15, 25, 29, 45, 75, 87, 125, 145, 225, 261, 263, 375, 435, 725, 789, 841, 1125, 1305, 1315, 2175, 2367, 2523, 3625, 3945, 4205, 6525, 6575, 7569, 7627, 10875, 11835, 12615, 19725, 21025, 22881, 32625, 32875, 37845, 38135, 59175, 63075, 68643, 98625, 105125, 114405, 189225, 190675, 221183, 295875, 315375, 343215, 572025, 663549, 946125, 953375, 1105915, 1716075, 1990647, 2860125, 3317745, 5529575, 8580375, 9953235, 16588725, 27647875, 49766175, 82943625, 248830875]

約数ペア:

[(1, 248830875), (3, 82943625), (5, 49766175), (9, 27647875), (15, 16588725), (25, 9953235), (29, 8580375), (45, 5529575), (75, 3317745), (87, 2860125), (125, 1990647), (145, 1716075), (225, 1105915), (261, 953375), (263, 946125), (375, 663549), (435, 572025), (725, 343215), (789, 315375), (841, 295875), (1125, 221183), (1305, 190675), (1315, 189225), (2175, 114405), (2367, 105125), (2523, 98625), (3625, 68643), (3945, 63075), (4205, 59175), (6525, 38135), (6575, 37845), (7569, 32875), (7627, 32625), (10875, 22881), (11835, 21025), (12615, 19725)]