69984320

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{199}}^1$

素因数の和:380

約数の個数: 112

約数和(自身を含む): 192633600

約数和(自身を除く): 122649280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 157, 160, 199, 224, 280, 314, 320, 398, 448, 560, 628, 785, 796, 995, 1099, 1120, 1256, 1393, 1570, 1592, 1990, 2198, 2240, 2512, 2786, 3140, 3184, 3980, 4396, 5024, 5495, 5572, 6280, 6368, 6965, 7960, 8792, 10048, 10990, 11144, 12560, 12736, 13930, 15920, 17584, 21980, 22288, 25120, 27860, 31243, 31840, 35168, 43960, 44576, 50240, 55720, 62486, 63680, 70336, 87920, 89152, 111440, 124972, 156215, 175840, 218701, 222880, 249944, 312430, 351680, 437402, 445760, 499888, 624860, 874804, 999776, 1093505, 1249720, 1749608, 1999552, 2187010, 2499440, 3499216, 4374020, 4998880, 6998432, 8748040, 9997760, 13996864, 17496080, 34992160, 69984320]

約数ペア:

[(1, 69984320), (2, 34992160), (4, 17496080), (5, 13996864), (7, 9997760), (8, 8748040), (10, 6998432), (14, 4998880), (16, 4374020), (20, 3499216), (28, 2499440), (32, 2187010), (35, 1999552), (40, 1749608), (56, 1249720), (64, 1093505), (70, 999776), (80, 874804), (112, 624860), (140, 499888), (157, 445760), (160, 437402), (199, 351680), (224, 312430), (280, 249944), (314, 222880), (320, 218701), (398, 175840), (448, 156215), (560, 124972), (628, 111440), (785, 89152), (796, 87920), (995, 70336), (1099, 63680), (1120, 62486), (1256, 55720), (1393, 50240), (1570, 44576), (1592, 43960), (1990, 35168), (2198, 31840), (2240, 31243), (2512, 27860), (2786, 25120), (3140, 22288), (3184, 21980), (3980, 17584), (4396, 15920), (5024, 13930), (5495, 12736), (5572, 12560), (6280, 11144), (6368, 10990), (6965, 10048), (7960, 8792)]