279390648

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{691}}^1\times {\mathrm{991}}^1$

素因数の和:1708

約数の個数: 64

約数和(自身を含む): 741381120

約数和(自身を除く): 461990472

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 34, 51, 68, 102, 136, 204, 408, 691, 991, 1382, 1982, 2073, 2764, 2973, 3964, 4146, 5528, 5946, 7928, 8292, 11747, 11892, 16584, 16847, 23494, 23784, 33694, 35241, 46988, 50541, 67388, 70482, 93976, 101082, 134776, 140964, 202164, 281928, 404328, 684781, 1369562, 2054343, 2739124, 4108686, 5478248, 8217372, 11641277, 16434744, 23282554, 34923831, 46565108, 69847662, 93130216, 139695324, 279390648]

約数ペア:

[(1, 279390648), (2, 139695324), (3, 93130216), (4, 69847662), (6, 46565108), (8, 34923831), (12, 23282554), (17, 16434744), (24, 11641277), (34, 8217372), (51, 5478248), (68, 4108686), (102, 2739124), (136, 2054343), (204, 1369562), (408, 684781), (691, 404328), (991, 281928), (1382, 202164), (1982, 140964), (2073, 134776), (2764, 101082), (2973, 93976), (3964, 70482), (4146, 67388), (5528, 50541), (5946, 46988), (7928, 35241), (8292, 33694), (11747, 23784), (11892, 23494), (16584, 16847)]