64851840

素因数分解:

$2^7\times 3^6\times 5^1\times {\mathrm{139}}^1$

素因数の和:176

約数の個数: 224

約数和(自身を含む): 234120600

約数和(自身を除く): 169268760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 81, 90, 96, 108, 120, 128, 135, 139, 144, 160, 162, 180, 192, 216, 240, 243, 270, 278, 288, 320, 324, 360, 384, 405, 417, 432, 480, 486, 540, 556, 576, 640, 648, 695, 720, 729, 810, 834, 864, 960, 972, 1080, 1112, 1152, 1215, 1251, 1296, 1390, 1440, 1458, 1620, 1668, 1728, 1920, 1944, 2085, 2160, 2224, 2430, 2502, 2592, 2780, 2880, 2916, 3240, 3336, 3456, 3645, 3753, 3888, 4170, 4320, 4448, 4860, 5004, 5184, 5560, 5760, 5832, 6255, 6480, 6672, 7290, 7506, 7776, 8340, 8640, 8896, 9720, 10008, 10368, 11120, 11259, 11664, 12510, 12960, 13344, 14580, 15012, 15552, 16680, 17280, 17792, 18765, 19440, 20016, 22240, 22518, 23328, 25020, 25920, 26688, 29160, 30024, 31104, 33360, 33777, 37530, 38880, 40032, 44480, 45036, 46656, 50040, 51840, 53376, 56295, 58320, 60048, 66720, 67554, 75060, 77760, 80064, 88960, 90072, 93312, 100080, 101331, 112590, 116640, 120096, 133440, 135108, 150120, 155520, 160128, 168885, 180144, 200160, 202662, 225180, 233280, 240192, 266880, 270216, 300240, 337770, 360288, 400320, 405324, 450360, 466560, 480384, 506655, 540432, 600480, 675540, 720576, 800640, 810648, 900720, 1013310, 1080864, 1200960, 1351080, 1441152, 1621296, 1801440, 2026620, 2161728, 2401920, 2702160, 3242592, 3602880, 4053240, 4323456, 5404320, 6485184, 7205760, 8106480, 10808640, 12970368, 16212960, 21617280, 32425920, 64851840]

約数ペア:

[(1, 64851840), (2, 32425920), (3, 21617280), (4, 16212960), (5, 12970368), (6, 10808640), (8, 8106480), (9, 7205760), (10, 6485184), (12, 5404320), (15, 4323456), (16, 4053240), (18, 3602880), (20, 3242592), (24, 2702160), (27, 2401920), (30, 2161728), (32, 2026620), (36, 1801440), (40, 1621296), (45, 1441152), (48, 1351080), (54, 1200960), (60, 1080864), (64, 1013310), (72, 900720), (80, 810648), (81, 800640), (90, 720576), (96, 675540), (108, 600480), (120, 540432), (128, 506655), (135, 480384), (139, 466560), (144, 450360), (160, 405324), (162, 400320), (180, 360288), (192, 337770), (216, 300240), (240, 270216), (243, 266880), (270, 240192), (278, 233280), (288, 225180), (320, 202662), (324, 200160), (360, 180144), (384, 168885), (405, 160128), (417, 155520), (432, 150120), (480, 135108), (486, 133440), (540, 120096), (556, 116640), (576, 112590), (640, 101331), (648, 100080), (695, 93312), (720, 90072), (729, 88960), (810, 80064), (834, 77760), (864, 75060), (960, 67554), (972, 66720), (1080, 60048), (1112, 58320), (1152, 56295), (1215, 53376), (1251, 51840), (1296, 50040), (1390, 46656), (1440, 45036), (1458, 44480), (1620, 40032), (1668, 38880), (1728, 37530), (1920, 33777), (1944, 33360), (2085, 31104), (2160, 30024), (2224, 29160), (2430, 26688), (2502, 25920), (2592, 25020), (2780, 23328), (2880, 22518), (2916, 22240), (3240, 20016), (3336, 19440), (3456, 18765), (3645, 17792), (3753, 17280), (3888, 16680), (4170, 15552), (4320, 15012), (4448, 14580), (4860, 13344), (5004, 12960), (5184, 12510), (5560, 11664), (5760, 11259), (5832, 11120), (6255, 10368), (6480, 10008), (6672, 9720), (7290, 8896), (7506, 8640), (7776, 8340)]