78964760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{14843}}^1$

素因数の和:14880

約数の個数: 64

約数和(自身を含む): 213753600

約数和(自身を除く): 134788840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 95, 133, 140, 152, 190, 266, 280, 380, 532, 665, 760, 1064, 1330, 2660, 5320, 14843, 29686, 59372, 74215, 103901, 118744, 148430, 207802, 282017, 296860, 415604, 519505, 564034, 593720, 831208, 1039010, 1128068, 1410085, 1974119, 2078020, 2256136, 2820170, 3948238, 4156040, 5640340, 7896476, 9870595, 11280680, 15792952, 19741190, 39482380, 78964760]

約数ペア:

[(1, 78964760), (2, 39482380), (4, 19741190), (5, 15792952), (7, 11280680), (8, 9870595), (10, 7896476), (14, 5640340), (19, 4156040), (20, 3948238), (28, 2820170), (35, 2256136), (38, 2078020), (40, 1974119), (56, 1410085), (70, 1128068), (76, 1039010), (95, 831208), (133, 593720), (140, 564034), (152, 519505), (190, 415604), (266, 296860), (280, 282017), (380, 207802), (532, 148430), (665, 118744), (760, 103901), (1064, 74215), (1330, 59372), (2660, 29686), (5320, 14843)]