78011780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{179}}^1\times {\mathrm{283}}^1$

素因数の和:489

約数の個数: 96

約数和(自身を含む): 206115840

約数和(自身を除く): 128104060

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 179, 220, 283, 308, 358, 385, 566, 716, 770, 895, 1132, 1253, 1415, 1540, 1790, 1969, 1981, 2506, 2830, 3113, 3580, 3938, 3962, 5012, 5660, 6226, 6265, 7876, 7924, 9845, 9905, 12452, 12530, 13783, 15565, 19690, 19810, 21791, 25060, 27566, 31130, 39380, 39620, 43582, 50657, 55132, 62260, 68915, 87164, 101314, 108955, 137830, 202628, 217910, 253285, 275660, 354599, 435820, 506570, 557227, 709198, 1013140, 1114454, 1418396, 1772995, 2228908, 2786135, 3545990, 3900589, 5572270, 7091980, 7801178, 11144540, 15602356, 19502945, 39005890, 78011780]

約数ペア:

[(1, 78011780), (2, 39005890), (4, 19502945), (5, 15602356), (7, 11144540), (10, 7801178), (11, 7091980), (14, 5572270), (20, 3900589), (22, 3545990), (28, 2786135), (35, 2228908), (44, 1772995), (55, 1418396), (70, 1114454), (77, 1013140), (110, 709198), (140, 557227), (154, 506570), (179, 435820), (220, 354599), (283, 275660), (308, 253285), (358, 217910), (385, 202628), (566, 137830), (716, 108955), (770, 101314), (895, 87164), (1132, 68915), (1253, 62260), (1415, 55132), (1540, 50657), (1790, 43582), (1969, 39620), (1981, 39380), (2506, 31130), (2830, 27566), (3113, 25060), (3580, 21791), (3938, 19810), (3962, 19690), (5012, 15565), (5660, 13783), (6226, 12530), (6265, 12452), (7876, 9905), (7924, 9845)]