30198375

素因数分解:

$3^2\times 5^3\times {\mathrm{17}}^1\times {\mathrm{1579}}^1$

素因数の和:1617

約数の個数: 48

約数和(自身を含む): 57676320

約数和(自身を除く): 27477945

約数列:

[1, 3, 5, 9, 15, 17, 25, 45, 51, 75, 85, 125, 153, 225, 255, 375, 425, 765, 1125, 1275, 1579, 2125, 3825, 4737, 6375, 7895, 14211, 19125, 23685, 26843, 39475, 71055, 80529, 118425, 134215, 197375, 241587, 355275, 402645, 592125, 671075, 1207935, 1776375, 2013225, 3355375, 6039675, 10066125, 30198375]

約数ペア:

[(1, 30198375), (3, 10066125), (5, 6039675), (9, 3355375), (15, 2013225), (17, 1776375), (25, 1207935), (45, 671075), (51, 592125), (75, 402645), (85, 355275), (125, 241587), (153, 197375), (225, 134215), (255, 118425), (375, 80529), (425, 71055), (765, 39475), (1125, 26843), (1275, 23685), (1579, 19125), (2125, 14211), (3825, 7895), (4737, 6375)]