211946480

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{1543}}^1$

素因数の和:1674

約数の個数: 80

約数和(自身を含む): 527269824

約数和(自身を除く): 315323344

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 101, 136, 170, 202, 272, 340, 404, 505, 680, 808, 1010, 1360, 1543, 1616, 1717, 2020, 3086, 3434, 4040, 6172, 6868, 7715, 8080, 8585, 12344, 13736, 15430, 17170, 24688, 26231, 27472, 30860, 34340, 52462, 61720, 68680, 104924, 123440, 131155, 137360, 155843, 209848, 262310, 311686, 419696, 524620, 623372, 779215, 1049240, 1246744, 1558430, 2098480, 2493488, 2649331, 3116860, 5298662, 6233720, 10597324, 12467440, 13246655, 21194648, 26493310, 42389296, 52986620, 105973240, 211946480]

約数ペア:

[(1, 211946480), (2, 105973240), (4, 52986620), (5, 42389296), (8, 26493310), (10, 21194648), (16, 13246655), (17, 12467440), (20, 10597324), (34, 6233720), (40, 5298662), (68, 3116860), (80, 2649331), (85, 2493488), (101, 2098480), (136, 1558430), (170, 1246744), (202, 1049240), (272, 779215), (340, 623372), (404, 524620), (505, 419696), (680, 311686), (808, 262310), (1010, 209848), (1360, 155843), (1543, 137360), (1616, 131155), (1717, 123440), (2020, 104924), (3086, 68680), (3434, 61720), (4040, 52462), (6172, 34340), (6868, 30860), (7715, 27472), (8080, 26231), (8585, 24688), (12344, 17170), (13736, 15430)]