128722500

素因数分解:

$2^2\times 3^3\times 5^4\times {\mathrm{1907}}^1$

素因数の和:1940

約数の個数: 120

約数和(自身を含む): 417241440

約数和(自身を除く): 288518940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 90, 100, 108, 125, 135, 150, 180, 225, 250, 270, 300, 375, 450, 500, 540, 625, 675, 750, 900, 1125, 1250, 1350, 1500, 1875, 1907, 2250, 2500, 2700, 3375, 3750, 3814, 4500, 5625, 5721, 6750, 7500, 7628, 9535, 11250, 11442, 13500, 16875, 17163, 19070, 22500, 22884, 28605, 33750, 34326, 38140, 47675, 51489, 57210, 67500, 68652, 85815, 95350, 102978, 114420, 143025, 171630, 190700, 205956, 238375, 257445, 286050, 343260, 429075, 476750, 514890, 572100, 715125, 858150, 953500, 1029780, 1191875, 1287225, 1430250, 1716300, 2145375, 2383750, 2574450, 2860500, 3575625, 4290750, 4767500, 5148900, 6436125, 7151250, 8581500, 10726875, 12872250, 14302500, 21453750, 25744500, 32180625, 42907500, 64361250, 128722500]

約数ペア:

[(1, 128722500), (2, 64361250), (3, 42907500), (4, 32180625), (5, 25744500), (6, 21453750), (9, 14302500), (10, 12872250), (12, 10726875), (15, 8581500), (18, 7151250), (20, 6436125), (25, 5148900), (27, 4767500), (30, 4290750), (36, 3575625), (45, 2860500), (50, 2574450), (54, 2383750), (60, 2145375), (75, 1716300), (90, 1430250), (100, 1287225), (108, 1191875), (125, 1029780), (135, 953500), (150, 858150), (180, 715125), (225, 572100), (250, 514890), (270, 476750), (300, 429075), (375, 343260), (450, 286050), (500, 257445), (540, 238375), (625, 205956), (675, 190700), (750, 171630), (900, 143025), (1125, 114420), (1250, 102978), (1350, 95350), (1500, 85815), (1875, 68652), (1907, 67500), (2250, 57210), (2500, 51489), (2700, 47675), (3375, 38140), (3750, 34326), (3814, 33750), (4500, 28605), (5625, 22884), (5721, 22500), (6750, 19070), (7500, 17163), (7628, 16875), (9535, 13500), (11250, 11442)]