61381440

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{21313}}^1$

素因数の和:21336

約数の個数: 84

約数和(自身を含む): 211136484

約数和(自身を除く): 149755044

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 144, 160, 180, 192, 240, 288, 320, 360, 480, 576, 720, 960, 1440, 2880, 21313, 42626, 63939, 85252, 106565, 127878, 170504, 191817, 213130, 255756, 319695, 341008, 383634, 426260, 511512, 639390, 682016, 767268, 852520, 959085, 1023024, 1278780, 1364032, 1534536, 1705040, 1918170, 2046048, 2557560, 3069072, 3410080, 3836340, 4092096, 5115120, 6138144, 6820160, 7672680, 10230240, 12276288, 15345360, 20460480, 30690720, 61381440]

約数ペア:

[(1, 61381440), (2, 30690720), (3, 20460480), (4, 15345360), (5, 12276288), (6, 10230240), (8, 7672680), (9, 6820160), (10, 6138144), (12, 5115120), (15, 4092096), (16, 3836340), (18, 3410080), (20, 3069072), (24, 2557560), (30, 2046048), (32, 1918170), (36, 1705040), (40, 1534536), (45, 1364032), (48, 1278780), (60, 1023024), (64, 959085), (72, 852520), (80, 767268), (90, 682016), (96, 639390), (120, 511512), (144, 426260), (160, 383634), (180, 341008), (192, 319695), (240, 255756), (288, 213130), (320, 191817), (360, 170504), (480, 127878), (576, 106565), (720, 85252), (960, 63939), (1440, 42626), (2880, 21313)]