30896790

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{43}}^2\times {\mathrm{557}}^1$

素因数の和:653

約数の個数: 48

約数和(自身を含む): 76053168

約数和(自身を除く): 45156378

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 43, 86, 129, 215, 258, 430, 557, 645, 1114, 1290, 1671, 1849, 2785, 3342, 3698, 5547, 5570, 8355, 9245, 11094, 16710, 18490, 23951, 27735, 47902, 55470, 71853, 119755, 143706, 239510, 359265, 718530, 1029893, 2059786, 3089679, 5149465, 6179358, 10298930, 15448395, 30896790]

約数ペア:

[(1, 30896790), (2, 15448395), (3, 10298930), (5, 6179358), (6, 5149465), (10, 3089679), (15, 2059786), (30, 1029893), (43, 718530), (86, 359265), (129, 239510), (215, 143706), (258, 119755), (430, 71853), (557, 55470), (645, 47902), (1114, 27735), (1290, 23951), (1671, 18490), (1849, 16710), (2785, 11094), (3342, 9245), (3698, 8355), (5547, 5570)]