1845000

素因数分解:

$2^3\times 3^2\times 5^4\times {\mathrm{41}}^1$

素因数の和:73

約数の個数: 120

約数和(自身を含む): 6396390

約数和(自身を除く): 4551390

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 30, 36, 40, 41, 45, 50, 60, 72, 75, 82, 90, 100, 120, 123, 125, 150, 164, 180, 200, 205, 225, 246, 250, 300, 328, 360, 369, 375, 410, 450, 492, 500, 600, 615, 625, 738, 750, 820, 900, 984, 1000, 1025, 1125, 1230, 1250, 1476, 1500, 1640, 1800, 1845, 1875, 2050, 2250, 2460, 2500, 2952, 3000, 3075, 3690, 3750, 4100, 4500, 4920, 5000, 5125, 5625, 6150, 7380, 7500, 8200, 9000, 9225, 10250, 11250, 12300, 14760, 15000, 15375, 18450, 20500, 22500, 24600, 25625, 30750, 36900, 41000, 45000, 46125, 51250, 61500, 73800, 76875, 92250, 102500, 123000, 153750, 184500, 205000, 230625, 307500, 369000, 461250, 615000, 922500, 1845000]

約数ペア:

[(1, 1845000), (2, 922500), (3, 615000), (4, 461250), (5, 369000), (6, 307500), (8, 230625), (9, 205000), (10, 184500), (12, 153750), (15, 123000), (18, 102500), (20, 92250), (24, 76875), (25, 73800), (30, 61500), (36, 51250), (40, 46125), (41, 45000), (45, 41000), (50, 36900), (60, 30750), (72, 25625), (75, 24600), (82, 22500), (90, 20500), (100, 18450), (120, 15375), (123, 15000), (125, 14760), (150, 12300), (164, 11250), (180, 10250), (200, 9225), (205, 9000), (225, 8200), (246, 7500), (250, 7380), (300, 6150), (328, 5625), (360, 5125), (369, 5000), (375, 4920), (410, 4500), (450, 4100), (492, 3750), (500, 3690), (600, 3075), (615, 3000), (625, 2952), (738, 2500), (750, 2460), (820, 2250), (900, 2050), (984, 1875), (1000, 1845), (1025, 1800), (1125, 1640), (1230, 1500), (1250, 1476)]