18761400

素因数分解:

$2^3\times 3^2\times 5^2\times 7^1\times {\mathrm{1489}}^1$

素因数の和:1518

約数の個数: 144

約数和(自身を含む): 72056400

約数和(自身を除く): 53295000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 25, 28, 30, 35, 36, 40, 42, 45, 50, 56, 60, 63, 70, 72, 75, 84, 90, 100, 105, 120, 126, 140, 150, 168, 175, 180, 200, 210, 225, 252, 280, 300, 315, 350, 360, 420, 450, 504, 525, 600, 630, 700, 840, 900, 1050, 1260, 1400, 1489, 1575, 1800, 2100, 2520, 2978, 3150, 4200, 4467, 5956, 6300, 7445, 8934, 10423, 11912, 12600, 13401, 14890, 17868, 20846, 22335, 26802, 29780, 31269, 35736, 37225, 41692, 44670, 52115, 53604, 59560, 62538, 67005, 74450, 83384, 89340, 93807, 104230, 107208, 111675, 125076, 134010, 148900, 156345, 178680, 187614, 208460, 223350, 250152, 260575, 268020, 297800, 312690, 335025, 375228, 416920, 446700, 469035, 521150, 536040, 625380, 670050, 750456, 781725, 893400, 938070, 1042300, 1250760, 1340100, 1563450, 1876140, 2084600, 2345175, 2680200, 3126900, 3752280, 4690350, 6253800, 9380700, 18761400]

約数ペア:

[(1, 18761400), (2, 9380700), (3, 6253800), (4, 4690350), (5, 3752280), (6, 3126900), (7, 2680200), (8, 2345175), (9, 2084600), (10, 1876140), (12, 1563450), (14, 1340100), (15, 1250760), (18, 1042300), (20, 938070), (21, 893400), (24, 781725), (25, 750456), (28, 670050), (30, 625380), (35, 536040), (36, 521150), (40, 469035), (42, 446700), (45, 416920), (50, 375228), (56, 335025), (60, 312690), (63, 297800), (70, 268020), (72, 260575), (75, 250152), (84, 223350), (90, 208460), (100, 187614), (105, 178680), (120, 156345), (126, 148900), (140, 134010), (150, 125076), (168, 111675), (175, 107208), (180, 104230), (200, 93807), (210, 89340), (225, 83384), (252, 74450), (280, 67005), (300, 62538), (315, 59560), (350, 53604), (360, 52115), (420, 44670), (450, 41692), (504, 37225), (525, 35736), (600, 31269), (630, 29780), (700, 26802), (840, 22335), (900, 20846), (1050, 17868), (1260, 14890), (1400, 13401), (1489, 12600), (1575, 11912), (1800, 10423), (2100, 8934), (2520, 7445), (2978, 6300), (3150, 5956), (4200, 4467)]