961644880

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{21737}}^1$

素因数の和:21836

約数の個数: 80

約数和(自身を含む): 2587691520

約数和(自身を除く): 1626046640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 79, 80, 112, 140, 158, 280, 316, 395, 553, 560, 632, 790, 1106, 1264, 1580, 2212, 2765, 3160, 4424, 5530, 6320, 8848, 11060, 21737, 22120, 43474, 44240, 86948, 108685, 152159, 173896, 217370, 304318, 347792, 434740, 608636, 760795, 869480, 1217272, 1521590, 1717223, 1738960, 2434544, 3043180, 3434446, 6086360, 6868892, 8586115, 12020561, 12172720, 13737784, 17172230, 24041122, 27475568, 34344460, 48082244, 60102805, 68688920, 96164488, 120205610, 137377840, 192328976, 240411220, 480822440, 961644880]

約数ペア:

[(1, 961644880), (2, 480822440), (4, 240411220), (5, 192328976), (7, 137377840), (8, 120205610), (10, 96164488), (14, 68688920), (16, 60102805), (20, 48082244), (28, 34344460), (35, 27475568), (40, 24041122), (56, 17172230), (70, 13737784), (79, 12172720), (80, 12020561), (112, 8586115), (140, 6868892), (158, 6086360), (280, 3434446), (316, 3043180), (395, 2434544), (553, 1738960), (560, 1717223), (632, 1521590), (790, 1217272), (1106, 869480), (1264, 760795), (1580, 608636), (2212, 434740), (2765, 347792), (3160, 304318), (4424, 217370), (5530, 173896), (6320, 152159), (8848, 108685), (11060, 86948), (21737, 44240), (22120, 43474)]