81242070

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29759}}^1$

素因数の和:29789

約数の個数: 64

約数和(自身を含む): 239984640

約数和(自身を除く): 158742570

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 35, 39, 42, 65, 70, 78, 91, 105, 130, 182, 195, 210, 273, 390, 455, 546, 910, 1365, 2730, 29759, 59518, 89277, 148795, 178554, 208313, 297590, 386867, 416626, 446385, 624939, 773734, 892770, 1041565, 1160601, 1249878, 1934335, 2083130, 2321202, 2708069, 3124695, 3868670, 5416138, 5803005, 6249390, 8124207, 11606010, 13540345, 16248414, 27080690, 40621035, 81242070]

約数ペア:

[(1, 81242070), (2, 40621035), (3, 27080690), (5, 16248414), (6, 13540345), (7, 11606010), (10, 8124207), (13, 6249390), (14, 5803005), (15, 5416138), (21, 3868670), (26, 3124695), (30, 2708069), (35, 2321202), (39, 2083130), (42, 1934335), (65, 1249878), (70, 1160601), (78, 1041565), (91, 892770), (105, 773734), (130, 624939), (182, 446385), (195, 416626), (210, 386867), (273, 297590), (390, 208313), (455, 178554), (546, 148795), (910, 89277), (1365, 59518), (2730, 29759)]