209328840

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{27689}}^1$

素因数の和:27716

約数の個数: 128

約数和(自身を含む): 797472000

約数和(自身を除く): 588143160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 84, 90, 105, 108, 120, 126, 135, 140, 168, 180, 189, 210, 216, 252, 270, 280, 315, 360, 378, 420, 504, 540, 630, 756, 840, 945, 1080, 1260, 1512, 1890, 2520, 3780, 7560, 27689, 55378, 83067, 110756, 138445, 166134, 193823, 221512, 249201, 276890, 332268, 387646, 415335, 498402, 553780, 581469, 664536, 747603, 775292, 830670, 969115, 996804, 1107560, 1162938, 1246005, 1495206, 1550584, 1661340, 1744407, 1938230, 1993608, 2325876, 2492010, 2907345, 2990412, 3322680, 3488814, 3738015, 3876460, 4651752, 4984020, 5233221, 5814690, 5980824, 6977628, 7476030, 7752920, 8722035, 9968040, 10466442, 11629380, 13955256, 14952060, 17444070, 20932884, 23258760, 26166105, 29904120, 34888140, 41865768, 52332210, 69776280, 104664420, 209328840]

約数ペア:

[(1, 209328840), (2, 104664420), (3, 69776280), (4, 52332210), (5, 41865768), (6, 34888140), (7, 29904120), (8, 26166105), (9, 23258760), (10, 20932884), (12, 17444070), (14, 14952060), (15, 13955256), (18, 11629380), (20, 10466442), (21, 9968040), (24, 8722035), (27, 7752920), (28, 7476030), (30, 6977628), (35, 5980824), (36, 5814690), (40, 5233221), (42, 4984020), (45, 4651752), (54, 3876460), (56, 3738015), (60, 3488814), (63, 3322680), (70, 2990412), (72, 2907345), (84, 2492010), (90, 2325876), (105, 1993608), (108, 1938230), (120, 1744407), (126, 1661340), (135, 1550584), (140, 1495206), (168, 1246005), (180, 1162938), (189, 1107560), (210, 996804), (216, 969115), (252, 830670), (270, 775292), (280, 747603), (315, 664536), (360, 581469), (378, 553780), (420, 498402), (504, 415335), (540, 387646), (630, 332268), (756, 276890), (840, 249201), (945, 221512), (1080, 193823), (1260, 166134), (1512, 138445), (1890, 110756), (2520, 83067), (3780, 55378), (7560, 27689)]