261536016

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{547}}^1\times {\mathrm{1423}}^1$

素因数の和:1988

約数の個数: 80

約数和(自身を含む): 774109184

約数和(自身を除く): 512573168

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 547, 1094, 1423, 1641, 2188, 2846, 3282, 3829, 4269, 4376, 5692, 6564, 7658, 8538, 8752, 9961, 11384, 11487, 13128, 15316, 17076, 19922, 22768, 22974, 26256, 29883, 30632, 34152, 39844, 45948, 59766, 61264, 68304, 79688, 91896, 119532, 159376, 183792, 239064, 478128, 778381, 1556762, 2335143, 3113524, 4670286, 5448667, 6227048, 9340572, 10897334, 12454096, 16346001, 18681144, 21794668, 32692002, 37362288, 43589336, 65384004, 87178672, 130768008, 261536016]

約数ペア:

[(1, 261536016), (2, 130768008), (3, 87178672), (4, 65384004), (6, 43589336), (7, 37362288), (8, 32692002), (12, 21794668), (14, 18681144), (16, 16346001), (21, 12454096), (24, 10897334), (28, 9340572), (42, 6227048), (48, 5448667), (56, 4670286), (84, 3113524), (112, 2335143), (168, 1556762), (336, 778381), (547, 478128), (1094, 239064), (1423, 183792), (1641, 159376), (2188, 119532), (2846, 91896), (3282, 79688), (3829, 68304), (4269, 61264), (4376, 59766), (5692, 45948), (6564, 39844), (7658, 34152), (8538, 30632), (8752, 29883), (9961, 26256), (11384, 22974), (11487, 22768), (13128, 19922), (15316, 17076)]