210786828

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{139}}^1\times {\mathrm{2579}}^1$

素因数の和:2739

約数の個数: 72

約数和(自身を含む): 576475200

約数和(自身を除く): 365688372

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 139, 147, 196, 278, 294, 417, 556, 588, 834, 973, 1668, 1946, 2579, 2919, 3892, 5158, 5838, 6811, 7737, 10316, 11676, 13622, 15474, 18053, 20433, 27244, 30948, 36106, 40866, 54159, 72212, 81732, 108318, 126371, 216636, 252742, 358481, 379113, 505484, 716962, 758226, 1075443, 1433924, 1516452, 2150886, 2509367, 4301772, 5018734, 7528101, 10037468, 15056202, 17565569, 30112404, 35131138, 52696707, 70262276, 105393414, 210786828]

約数ペア:

[(1, 210786828), (2, 105393414), (3, 70262276), (4, 52696707), (6, 35131138), (7, 30112404), (12, 17565569), (14, 15056202), (21, 10037468), (28, 7528101), (42, 5018734), (49, 4301772), (84, 2509367), (98, 2150886), (139, 1516452), (147, 1433924), (196, 1075443), (278, 758226), (294, 716962), (417, 505484), (556, 379113), (588, 358481), (834, 252742), (973, 216636), (1668, 126371), (1946, 108318), (2579, 81732), (2919, 72212), (3892, 54159), (5158, 40866), (5838, 36106), (6811, 30948), (7737, 27244), (10316, 20433), (11676, 18053), (13622, 15474)]