193788240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{157}}^1$

素因数の和:349

約数の個数: 160

約数和(自身を含む): 625376640

約数和(自身を除く): 431588400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 37, 40, 48, 60, 74, 80, 111, 120, 139, 148, 157, 185, 222, 240, 278, 296, 314, 370, 417, 444, 471, 555, 556, 592, 628, 695, 740, 785, 834, 888, 942, 1110, 1112, 1256, 1390, 1480, 1570, 1668, 1776, 1884, 2085, 2220, 2224, 2355, 2512, 2780, 2960, 3140, 3336, 3768, 4170, 4440, 4710, 5143, 5560, 5809, 6280, 6672, 7536, 8340, 8880, 9420, 10286, 11120, 11618, 12560, 15429, 16680, 17427, 18840, 20572, 21823, 23236, 25715, 29045, 30858, 33360, 34854, 37680, 41144, 43646, 46472, 51430, 58090, 61716, 65469, 69708, 77145, 82288, 87135, 87292, 92944, 102860, 109115, 116180, 123432, 130938, 139416, 154290, 174270, 174584, 205720, 218230, 232360, 246864, 261876, 278832, 308580, 327345, 348540, 349168, 411440, 436460, 464720, 523752, 617160, 654690, 697080, 807451, 872920, 1047504, 1234320, 1309380, 1394160, 1614902, 1745840, 2422353, 2618760, 3229804, 4037255, 4844706, 5237520, 6459608, 8074510, 9689412, 12111765, 12919216, 16149020, 19378824, 24223530, 32298040, 38757648, 48447060, 64596080, 96894120, 193788240]

約数ペア:

[(1, 193788240), (2, 96894120), (3, 64596080), (4, 48447060), (5, 38757648), (6, 32298040), (8, 24223530), (10, 19378824), (12, 16149020), (15, 12919216), (16, 12111765), (20, 9689412), (24, 8074510), (30, 6459608), (37, 5237520), (40, 4844706), (48, 4037255), (60, 3229804), (74, 2618760), (80, 2422353), (111, 1745840), (120, 1614902), (139, 1394160), (148, 1309380), (157, 1234320), (185, 1047504), (222, 872920), (240, 807451), (278, 697080), (296, 654690), (314, 617160), (370, 523752), (417, 464720), (444, 436460), (471, 411440), (555, 349168), (556, 348540), (592, 327345), (628, 308580), (695, 278832), (740, 261876), (785, 246864), (834, 232360), (888, 218230), (942, 205720), (1110, 174584), (1112, 174270), (1256, 154290), (1390, 139416), (1480, 130938), (1570, 123432), (1668, 116180), (1776, 109115), (1884, 102860), (2085, 92944), (2220, 87292), (2224, 87135), (2355, 82288), (2512, 77145), (2780, 69708), (2960, 65469), (3140, 61716), (3336, 58090), (3768, 51430), (4170, 46472), (4440, 43646), (4710, 41144), (5143, 37680), (5560, 34854), (5809, 33360), (6280, 30858), (6672, 29045), (7536, 25715), (8340, 23236), (8880, 21823), (9420, 20572), (10286, 18840), (11120, 17427), (11618, 16680), (12560, 15429)]