64785252

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{239}}^1\times {\mathrm{461}}^1$

素因数の和:721

約数の個数: 72

約数和(自身を含む): 176964480

約数和(自身を除く): 112179228

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 239, 294, 461, 478, 588, 717, 922, 956, 1383, 1434, 1673, 1844, 2766, 2868, 3227, 3346, 5019, 5532, 6454, 6692, 9681, 10038, 11711, 12908, 19362, 20076, 22589, 23422, 35133, 38724, 45178, 46844, 67767, 70266, 90356, 110179, 135534, 140532, 220358, 271068, 330537, 440716, 661074, 771253, 1322148, 1542506, 2313759, 3085012, 4627518, 5398771, 9255036, 10797542, 16196313, 21595084, 32392626, 64785252]

約数ペア:

[(1, 64785252), (2, 32392626), (3, 21595084), (4, 16196313), (6, 10797542), (7, 9255036), (12, 5398771), (14, 4627518), (21, 3085012), (28, 2313759), (42, 1542506), (49, 1322148), (84, 771253), (98, 661074), (147, 440716), (196, 330537), (239, 271068), (294, 220358), (461, 140532), (478, 135534), (588, 110179), (717, 90356), (922, 70266), (956, 67767), (1383, 46844), (1434, 45178), (1673, 38724), (1844, 35133), (2766, 23422), (2868, 22589), (3227, 20076), (3346, 19362), (5019, 12908), (5532, 11711), (6454, 10038), (6692, 9681)]