78132960

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{1871}}^1$

素因数の和:1921

約数の個数: 144

約数和(自身を含む): 275970240

約数和(自身を除く): 197837280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 29, 30, 32, 36, 40, 45, 48, 58, 60, 72, 80, 87, 90, 96, 116, 120, 144, 145, 160, 174, 180, 232, 240, 261, 288, 290, 348, 360, 435, 464, 480, 522, 580, 696, 720, 870, 928, 1044, 1160, 1305, 1392, 1440, 1740, 1871, 2088, 2320, 2610, 2784, 3480, 3742, 4176, 4640, 5220, 5613, 6960, 7484, 8352, 9355, 10440, 11226, 13920, 14968, 16839, 18710, 20880, 22452, 28065, 29936, 33678, 37420, 41760, 44904, 54259, 56130, 59872, 67356, 74840, 84195, 89808, 108518, 112260, 134712, 149680, 162777, 168390, 179616, 217036, 224520, 269424, 271295, 299360, 325554, 336780, 434072, 449040, 488331, 538848, 542590, 651108, 673560, 813885, 868144, 898080, 976662, 1085180, 1302216, 1347120, 1627770, 1736288, 1953324, 2170360, 2441655, 2604432, 2694240, 3255540, 3906648, 4340720, 4883310, 5208864, 6511080, 7813296, 8681440, 9766620, 13022160, 15626592, 19533240, 26044320, 39066480, 78132960]

約数ペア:

[(1, 78132960), (2, 39066480), (3, 26044320), (4, 19533240), (5, 15626592), (6, 13022160), (8, 9766620), (9, 8681440), (10, 7813296), (12, 6511080), (15, 5208864), (16, 4883310), (18, 4340720), (20, 3906648), (24, 3255540), (29, 2694240), (30, 2604432), (32, 2441655), (36, 2170360), (40, 1953324), (45, 1736288), (48, 1627770), (58, 1347120), (60, 1302216), (72, 1085180), (80, 976662), (87, 898080), (90, 868144), (96, 813885), (116, 673560), (120, 651108), (144, 542590), (145, 538848), (160, 488331), (174, 449040), (180, 434072), (232, 336780), (240, 325554), (261, 299360), (288, 271295), (290, 269424), (348, 224520), (360, 217036), (435, 179616), (464, 168390), (480, 162777), (522, 149680), (580, 134712), (696, 112260), (720, 108518), (870, 89808), (928, 84195), (1044, 74840), (1160, 67356), (1305, 59872), (1392, 56130), (1440, 54259), (1740, 44904), (1871, 41760), (2088, 37420), (2320, 33678), (2610, 29936), (2784, 28065), (3480, 22452), (3742, 20880), (4176, 18710), (4640, 16839), (5220, 14968), (5613, 13920), (6960, 11226), (7484, 10440), (8352, 9355)]