304813125

素因数分解:

$3^7\times 5^4\times {\mathrm{223}}^1$

素因数の和:264

約数の個数: 80

約数和(自身を含む): 573816320

約数和(自身を除く): 269003195

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 125, 135, 223, 225, 243, 375, 405, 625, 669, 675, 729, 1115, 1125, 1215, 1875, 2007, 2025, 2187, 3345, 3375, 3645, 5575, 5625, 6021, 6075, 10035, 10125, 10935, 16725, 16875, 18063, 18225, 27875, 30105, 30375, 50175, 50625, 54189, 54675, 83625, 90315, 91125, 139375, 150525, 151875, 162567, 250875, 270945, 273375, 418125, 451575, 455625, 487701, 752625, 812835, 1254375, 1354725, 1366875, 2257875, 2438505, 3763125, 4064175, 6773625, 11289375, 12192525, 20320875, 33868125, 60962625, 101604375, 304813125]

約数ペア:

[(1, 304813125), (3, 101604375), (5, 60962625), (9, 33868125), (15, 20320875), (25, 12192525), (27, 11289375), (45, 6773625), (75, 4064175), (81, 3763125), (125, 2438505), (135, 2257875), (223, 1366875), (225, 1354725), (243, 1254375), (375, 812835), (405, 752625), (625, 487701), (669, 455625), (675, 451575), (729, 418125), (1115, 273375), (1125, 270945), (1215, 250875), (1875, 162567), (2007, 151875), (2025, 150525), (2187, 139375), (3345, 91125), (3375, 90315), (3645, 83625), (5575, 54675), (5625, 54189), (6021, 50625), (6075, 50175), (10035, 30375), (10125, 30105), (10935, 27875), (16725, 18225), (16875, 18063)]