222620840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{3371}}^1$

素因数の和:3522

約数の個数: 64

約数和(自身を含む): 543836160

約数和(自身を除く): 321215320

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 127, 130, 254, 260, 508, 520, 635, 1016, 1270, 1651, 2540, 3302, 3371, 5080, 6604, 6742, 8255, 13208, 13484, 16510, 16855, 26968, 33020, 33710, 43823, 66040, 67420, 87646, 134840, 175292, 219115, 350584, 428117, 438230, 856234, 876460, 1712468, 1752920, 2140585, 3424936, 4281170, 5565521, 8562340, 11131042, 17124680, 22262084, 27827605, 44524168, 55655210, 111310420, 222620840]

約数ペア:

[(1, 222620840), (2, 111310420), (4, 55655210), (5, 44524168), (8, 27827605), (10, 22262084), (13, 17124680), (20, 11131042), (26, 8562340), (40, 5565521), (52, 4281170), (65, 3424936), (104, 2140585), (127, 1752920), (130, 1712468), (254, 876460), (260, 856234), (508, 438230), (520, 428117), (635, 350584), (1016, 219115), (1270, 175292), (1651, 134840), (2540, 87646), (3302, 67420), (3371, 66040), (5080, 43823), (6604, 33710), (6742, 33020), (8255, 26968), (13208, 16855), (13484, 16510)]