30281250

素因数分解:

$2^1\times 3^1\times 5^6\times {\mathrm{17}}^1\times {\mathrm{19}}^1$

素因数の和:71

約数の個数: 112

約数和(自身を含む): 84373920

約数和(自身を除く): 54092670

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 19, 25, 30, 34, 38, 50, 51, 57, 75, 85, 95, 102, 114, 125, 150, 170, 190, 250, 255, 285, 323, 375, 425, 475, 510, 570, 625, 646, 750, 850, 950, 969, 1250, 1275, 1425, 1615, 1875, 1938, 2125, 2375, 2550, 2850, 3125, 3230, 3750, 4250, 4750, 4845, 6250, 6375, 7125, 8075, 9375, 9690, 10625, 11875, 12750, 14250, 15625, 16150, 18750, 21250, 23750, 24225, 31250, 31875, 35625, 40375, 46875, 48450, 53125, 59375, 63750, 71250, 80750, 93750, 106250, 118750, 121125, 159375, 178125, 201875, 242250, 265625, 296875, 318750, 356250, 403750, 531250, 593750, 605625, 796875, 890625, 1009375, 1211250, 1593750, 1781250, 2018750, 3028125, 5046875, 6056250, 10093750, 15140625, 30281250]

約数ペア:

[(1, 30281250), (2, 15140625), (3, 10093750), (5, 6056250), (6, 5046875), (10, 3028125), (15, 2018750), (17, 1781250), (19, 1593750), (25, 1211250), (30, 1009375), (34, 890625), (38, 796875), (50, 605625), (51, 593750), (57, 531250), (75, 403750), (85, 356250), (95, 318750), (102, 296875), (114, 265625), (125, 242250), (150, 201875), (170, 178125), (190, 159375), (250, 121125), (255, 118750), (285, 106250), (323, 93750), (375, 80750), (425, 71250), (475, 63750), (510, 59375), (570, 53125), (625, 48450), (646, 46875), (750, 40375), (850, 35625), (950, 31875), (969, 31250), (1250, 24225), (1275, 23750), (1425, 21250), (1615, 18750), (1875, 16150), (1938, 15625), (2125, 14250), (2375, 12750), (2550, 11875), (2850, 10625), (3125, 9690), (3230, 9375), (3750, 8075), (4250, 7125), (4750, 6375), (4845, 6250)]