890507580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{41113}}^1$

素因数の和:41163

約数の個数: 72

約数和(自身を含む): 2631624912

約数和(自身を除く): 1741117332

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 361, 380, 570, 722, 1083, 1140, 1444, 1805, 2166, 3610, 4332, 5415, 7220, 10830, 21660, 41113, 82226, 123339, 164452, 205565, 246678, 411130, 493356, 616695, 781147, 822260, 1233390, 1562294, 2343441, 2466780, 3124588, 3905735, 4686882, 7811470, 9373764, 11717205, 14841793, 15622940, 23434410, 29683586, 44525379, 46868820, 59367172, 74208965, 89050758, 148417930, 178101516, 222626895, 296835860, 445253790, 890507580]

約数ペア:

[(1, 890507580), (2, 445253790), (3, 296835860), (4, 222626895), (5, 178101516), (6, 148417930), (10, 89050758), (12, 74208965), (15, 59367172), (19, 46868820), (20, 44525379), (30, 29683586), (38, 23434410), (57, 15622940), (60, 14841793), (76, 11717205), (95, 9373764), (114, 7811470), (190, 4686882), (228, 3905735), (285, 3124588), (361, 2466780), (380, 2343441), (570, 1562294), (722, 1233390), (1083, 822260), (1140, 781147), (1444, 616695), (1805, 493356), (2166, 411130), (3610, 246678), (4332, 205565), (5415, 164452), (7220, 123339), (10830, 82226), (21660, 41113)]