231686640

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{439}}^1\times {\mathrm{733}}^1$

素因数の和:1191

約数の個数: 120

約数和(自身を含む): 780917280

約数和(自身を除く): 549230640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 439, 720, 733, 878, 1317, 1466, 1756, 2195, 2199, 2634, 2932, 3512, 3665, 3951, 4390, 4398, 5268, 5864, 6585, 6597, 7024, 7330, 7902, 8780, 8796, 10536, 10995, 11728, 13170, 13194, 14660, 15804, 17560, 17592, 19755, 21072, 21990, 26340, 26388, 29320, 31608, 32985, 35120, 35184, 39510, 43980, 52680, 52776, 58640, 63216, 65970, 79020, 87960, 105360, 105552, 131940, 158040, 175920, 263880, 316080, 321787, 527760, 643574, 965361, 1287148, 1608935, 1930722, 2574296, 2896083, 3217870, 3861444, 4826805, 5148592, 5792166, 6435740, 7722888, 9653610, 11584332, 12871480, 14480415, 15445776, 19307220, 23168664, 25742960, 28960830, 38614440, 46337328, 57921660, 77228880, 115843320, 231686640]

約数ペア:

[(1, 231686640), (2, 115843320), (3, 77228880), (4, 57921660), (5, 46337328), (6, 38614440), (8, 28960830), (9, 25742960), (10, 23168664), (12, 19307220), (15, 15445776), (16, 14480415), (18, 12871480), (20, 11584332), (24, 9653610), (30, 7722888), (36, 6435740), (40, 5792166), (45, 5148592), (48, 4826805), (60, 3861444), (72, 3217870), (80, 2896083), (90, 2574296), (120, 1930722), (144, 1608935), (180, 1287148), (240, 965361), (360, 643574), (439, 527760), (720, 321787), (733, 316080), (878, 263880), (1317, 175920), (1466, 158040), (1756, 131940), (2195, 105552), (2199, 105360), (2634, 87960), (2932, 79020), (3512, 65970), (3665, 63216), (3951, 58640), (4390, 52776), (4398, 52680), (5268, 43980), (5864, 39510), (6585, 35184), (6597, 35120), (7024, 32985), (7330, 31608), (7902, 29320), (8780, 26388), (8796, 26340), (10536, 21990), (10995, 21072), (11728, 19755), (13170, 17592), (13194, 17560), (14660, 15804)]