7405920

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1$

素因数の和:197

約数の個数: 144

約数和(自身を含む): 26142480

約数和(自身を除く): 18736560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 37, 40, 45, 48, 60, 72, 74, 80, 90, 96, 111, 120, 139, 144, 148, 160, 180, 185, 222, 240, 278, 288, 296, 333, 360, 370, 417, 444, 480, 555, 556, 592, 666, 695, 720, 740, 834, 888, 1110, 1112, 1184, 1251, 1332, 1390, 1440, 1480, 1665, 1668, 1776, 2085, 2220, 2224, 2502, 2664, 2780, 2960, 3330, 3336, 3552, 4170, 4440, 4448, 5004, 5143, 5328, 5560, 5920, 6255, 6660, 6672, 8340, 8880, 10008, 10286, 10656, 11120, 12510, 13320, 13344, 15429, 16680, 17760, 20016, 20572, 22240, 25020, 25715, 26640, 30858, 33360, 40032, 41144, 46287, 50040, 51430, 53280, 61716, 66720, 77145, 82288, 92574, 100080, 102860, 123432, 154290, 164576, 185148, 200160, 205720, 231435, 246864, 308580, 370296, 411440, 462870, 493728, 617160, 740592, 822880, 925740, 1234320, 1481184, 1851480, 2468640, 3702960, 7405920]

約数ペア:

[(1, 7405920), (2, 3702960), (3, 2468640), (4, 1851480), (5, 1481184), (6, 1234320), (8, 925740), (9, 822880), (10, 740592), (12, 617160), (15, 493728), (16, 462870), (18, 411440), (20, 370296), (24, 308580), (30, 246864), (32, 231435), (36, 205720), (37, 200160), (40, 185148), (45, 164576), (48, 154290), (60, 123432), (72, 102860), (74, 100080), (80, 92574), (90, 82288), (96, 77145), (111, 66720), (120, 61716), (139, 53280), (144, 51430), (148, 50040), (160, 46287), (180, 41144), (185, 40032), (222, 33360), (240, 30858), (278, 26640), (288, 25715), (296, 25020), (333, 22240), (360, 20572), (370, 20016), (417, 17760), (444, 16680), (480, 15429), (555, 13344), (556, 13320), (592, 12510), (666, 11120), (695, 10656), (720, 10286), (740, 10008), (834, 8880), (888, 8340), (1110, 6672), (1112, 6660), (1184, 6255), (1251, 5920), (1332, 5560), (1390, 5328), (1440, 5143), (1480, 5004), (1665, 4448), (1668, 4440), (1776, 4170), (2085, 3552), (2220, 3336), (2224, 3330), (2502, 2960), (2664, 2780)]