68619320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{22279}}^1$

素因数の和:22308

約数の個数: 64

約数和(自身を含む): 192499200

約数和(自身を除く): 123879880

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 385, 440, 616, 770, 1540, 3080, 22279, 44558, 89116, 111395, 155953, 178232, 222790, 245069, 311906, 445580, 490138, 623812, 779765, 891160, 980276, 1225345, 1247624, 1559530, 1715483, 1960552, 2450690, 3119060, 3430966, 4901380, 6238120, 6861932, 8577415, 9802760, 13723864, 17154830, 34309660, 68619320]

約数ペア:

[(1, 68619320), (2, 34309660), (4, 17154830), (5, 13723864), (7, 9802760), (8, 8577415), (10, 6861932), (11, 6238120), (14, 4901380), (20, 3430966), (22, 3119060), (28, 2450690), (35, 1960552), (40, 1715483), (44, 1559530), (55, 1247624), (56, 1225345), (70, 980276), (77, 891160), (88, 779765), (110, 623812), (140, 490138), (154, 445580), (220, 311906), (280, 245069), (308, 222790), (385, 178232), (440, 155953), (616, 111395), (770, 89116), (1540, 44558), (3080, 22279)]