71678040

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{85331}}^1$

素因数の和:85352

約数の個数: 64

約数和(自身を含む): 245756160

約数和(自身を除く): 174078120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 85331, 170662, 255993, 341324, 426655, 511986, 597317, 682648, 853310, 1023972, 1194634, 1279965, 1706620, 1791951, 2047944, 2389268, 2559930, 2986585, 3413240, 3583902, 4778536, 5119860, 5973170, 7167804, 8959755, 10239720, 11946340, 14335608, 17919510, 23892680, 35839020, 71678040]

約数ペア:

[(1, 71678040), (2, 35839020), (3, 23892680), (4, 17919510), (5, 14335608), (6, 11946340), (7, 10239720), (8, 8959755), (10, 7167804), (12, 5973170), (14, 5119860), (15, 4778536), (20, 3583902), (21, 3413240), (24, 2986585), (28, 2559930), (30, 2389268), (35, 2047944), (40, 1791951), (42, 1706620), (56, 1279965), (60, 1194634), (70, 1023972), (84, 853310), (105, 682648), (120, 597317), (140, 511986), (168, 426655), (210, 341324), (280, 255993), (420, 170662), (840, 85331)]