330182720

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{661}}^1$

素因数の和:908

約数の個数: 112

約数和(自身を含む): 903963648

約数和(自身を除く): 573780928

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 223, 224, 280, 320, 446, 448, 560, 661, 892, 1115, 1120, 1322, 1561, 1784, 2230, 2240, 2644, 3122, 3305, 3568, 4460, 4627, 5288, 6244, 6610, 7136, 7805, 8920, 9254, 10576, 12488, 13220, 14272, 15610, 17840, 18508, 21152, 23135, 24976, 26440, 31220, 35680, 37016, 42304, 46270, 49952, 52880, 62440, 71360, 74032, 92540, 99904, 105760, 124880, 147403, 148064, 185080, 211520, 249760, 294806, 296128, 370160, 499520, 589612, 737015, 740320, 1031821, 1179224, 1474030, 1480640, 2063642, 2358448, 2948060, 4127284, 4716896, 5159105, 5896120, 8254568, 9433792, 10318210, 11792240, 16509136, 20636420, 23584480, 33018272, 41272840, 47168960, 66036544, 82545680, 165091360, 330182720]

約数ペア:

[(1, 330182720), (2, 165091360), (4, 82545680), (5, 66036544), (7, 47168960), (8, 41272840), (10, 33018272), (14, 23584480), (16, 20636420), (20, 16509136), (28, 11792240), (32, 10318210), (35, 9433792), (40, 8254568), (56, 5896120), (64, 5159105), (70, 4716896), (80, 4127284), (112, 2948060), (140, 2358448), (160, 2063642), (223, 1480640), (224, 1474030), (280, 1179224), (320, 1031821), (446, 740320), (448, 737015), (560, 589612), (661, 499520), (892, 370160), (1115, 296128), (1120, 294806), (1322, 249760), (1561, 211520), (1784, 185080), (2230, 148064), (2240, 147403), (2644, 124880), (3122, 105760), (3305, 99904), (3568, 92540), (4460, 74032), (4627, 71360), (5288, 62440), (6244, 52880), (6610, 49952), (7136, 46270), (7805, 42304), (8920, 37016), (9254, 35680), (10576, 31220), (12488, 26440), (13220, 24976), (14272, 23135), (15610, 21152), (17840, 18508)]