57820140

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{421}}^1$

素因数の和:552

約数の個数: 144

約数和(自身を含む): 202762560

約数和(自身を除く): 144942420

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 109, 126, 140, 180, 210, 218, 252, 315, 327, 420, 421, 436, 545, 630, 654, 763, 842, 981, 1090, 1260, 1263, 1308, 1526, 1635, 1684, 1962, 2105, 2180, 2289, 2526, 2947, 3052, 3270, 3789, 3815, 3924, 4210, 4578, 4905, 5052, 5894, 6315, 6540, 6867, 7578, 7630, 8420, 8841, 9156, 9810, 11445, 11788, 12630, 13734, 14735, 15156, 15260, 17682, 18945, 19620, 22890, 25260, 26523, 27468, 29470, 34335, 35364, 37890, 44205, 45780, 45889, 53046, 58940, 68670, 75780, 88410, 91778, 106092, 132615, 137340, 137667, 176820, 183556, 229445, 265230, 275334, 321223, 413001, 458890, 530460, 550668, 642446, 688335, 826002, 917780, 963669, 1284892, 1376670, 1606115, 1652004, 1927338, 2065005, 2753340, 2891007, 3212230, 3854676, 4130010, 4818345, 5782014, 6424460, 8260020, 9636690, 11564028, 14455035, 19273380, 28910070, 57820140]

約数ペア:

[(1, 57820140), (2, 28910070), (3, 19273380), (4, 14455035), (5, 11564028), (6, 9636690), (7, 8260020), (9, 6424460), (10, 5782014), (12, 4818345), (14, 4130010), (15, 3854676), (18, 3212230), (20, 2891007), (21, 2753340), (28, 2065005), (30, 1927338), (35, 1652004), (36, 1606115), (42, 1376670), (45, 1284892), (60, 963669), (63, 917780), (70, 826002), (84, 688335), (90, 642446), (105, 550668), (109, 530460), (126, 458890), (140, 413001), (180, 321223), (210, 275334), (218, 265230), (252, 229445), (315, 183556), (327, 176820), (420, 137667), (421, 137340), (436, 132615), (545, 106092), (630, 91778), (654, 88410), (763, 75780), (842, 68670), (981, 58940), (1090, 53046), (1260, 45889), (1263, 45780), (1308, 44205), (1526, 37890), (1635, 35364), (1684, 34335), (1962, 29470), (2105, 27468), (2180, 26523), (2289, 25260), (2526, 22890), (2947, 19620), (3052, 18945), (3270, 17682), (3789, 15260), (3815, 15156), (3924, 14735), (4210, 13734), (4578, 12630), (4905, 11788), (5052, 11445), (5894, 9810), (6315, 9156), (6540, 8841), (6867, 8420), (7578, 7630)]