810657420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{19219}}^1$

素因数の和:19287

約数の個数: 96

約数和(自身を含む): 2454009600

約数和(自身を除く): 1643352180

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 37, 38, 57, 60, 74, 76, 95, 111, 114, 148, 185, 190, 222, 228, 285, 370, 380, 444, 555, 570, 703, 740, 1110, 1140, 1406, 2109, 2220, 2812, 3515, 4218, 7030, 8436, 10545, 14060, 19219, 21090, 38438, 42180, 57657, 76876, 96095, 115314, 192190, 230628, 288285, 365161, 384380, 576570, 711103, 730322, 1095483, 1153140, 1422206, 1460644, 1825805, 2133309, 2190966, 2844412, 3555515, 3651610, 4266618, 4381932, 5477415, 7111030, 7303220, 8533236, 10666545, 10954830, 13510957, 14222060, 21333090, 21909660, 27021914, 40532871, 42666180, 54043828, 67554785, 81065742, 135109570, 162131484, 202664355, 270219140, 405328710, 810657420]

約数ペア:

[(1, 810657420), (2, 405328710), (3, 270219140), (4, 202664355), (5, 162131484), (6, 135109570), (10, 81065742), (12, 67554785), (15, 54043828), (19, 42666180), (20, 40532871), (30, 27021914), (37, 21909660), (38, 21333090), (57, 14222060), (60, 13510957), (74, 10954830), (76, 10666545), (95, 8533236), (111, 7303220), (114, 7111030), (148, 5477415), (185, 4381932), (190, 4266618), (222, 3651610), (228, 3555515), (285, 2844412), (370, 2190966), (380, 2133309), (444, 1825805), (555, 1460644), (570, 1422206), (703, 1153140), (740, 1095483), (1110, 730322), (1140, 711103), (1406, 576570), (2109, 384380), (2220, 365161), (2812, 288285), (3515, 230628), (4218, 192190), (7030, 115314), (8436, 96095), (10545, 76876), (14060, 57657), (19219, 42180), (21090, 38438)]