20101500

素因数分解:

$2^2\times 3^3\times 5^3\times {\mathrm{1489}}^1$

素因数の和:1517

約数の個数: 96

約数和(自身を含む): 65083200

約数和(自身を除く): 44981700

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, 675, 750, 900, 1125, 1350, 1489, 1500, 2250, 2700, 2978, 3375, 4467, 4500, 5956, 6750, 7445, 8934, 13401, 13500, 14890, 17868, 22335, 26802, 29780, 37225, 40203, 44670, 53604, 67005, 74450, 80406, 89340, 111675, 134010, 148900, 160812, 186125, 201015, 223350, 268020, 335025, 372250, 402030, 446700, 558375, 670050, 744500, 804060, 1005075, 1116750, 1340100, 1675125, 2010150, 2233500, 3350250, 4020300, 5025375, 6700500, 10050750, 20101500]

約数ペア:

[(1, 20101500), (2, 10050750), (3, 6700500), (4, 5025375), (5, 4020300), (6, 3350250), (9, 2233500), (10, 2010150), (12, 1675125), (15, 1340100), (18, 1116750), (20, 1005075), (25, 804060), (27, 744500), (30, 670050), (36, 558375), (45, 446700), (50, 402030), (54, 372250), (60, 335025), (75, 268020), (90, 223350), (100, 201015), (108, 186125), (125, 160812), (135, 148900), (150, 134010), (180, 111675), (225, 89340), (250, 80406), (270, 74450), (300, 67005), (375, 53604), (450, 44670), (500, 40203), (540, 37225), (675, 29780), (750, 26802), (900, 22335), (1125, 17868), (1350, 14890), (1489, 13500), (1500, 13401), (2250, 8934), (2700, 7445), (2978, 6750), (3375, 5956), (4467, 4500)]