231682360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{63649}}^1$

素因数の和:63680

約数の個数: 64

約数和(自身を含む): 641592000

約数和(自身を除く): 409909640

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 728, 910, 1820, 3640, 63649, 127298, 254596, 318245, 445543, 509192, 636490, 827437, 891086, 1272980, 1654874, 1782172, 2227715, 2545960, 3309748, 3564344, 4137185, 4455430, 5792059, 6619496, 8274370, 8910860, 11584118, 16548740, 17821720, 23168236, 28960295, 33097480, 46336472, 57920590, 115841180, 231682360]

約数ペア:

[(1, 231682360), (2, 115841180), (4, 57920590), (5, 46336472), (7, 33097480), (8, 28960295), (10, 23168236), (13, 17821720), (14, 16548740), (20, 11584118), (26, 8910860), (28, 8274370), (35, 6619496), (40, 5792059), (52, 4455430), (56, 4137185), (65, 3564344), (70, 3309748), (91, 2545960), (104, 2227715), (130, 1782172), (140, 1654874), (182, 1272980), (260, 891086), (280, 827437), (364, 636490), (455, 509192), (520, 445543), (728, 318245), (910, 254596), (1820, 127298), (3640, 63649)]