1377781680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{521887}}^1$

素因数の和:521914

約数の個数: 80

約数和(自身を含む): 4659416064

約数和(自身を除く): 3281634384

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 132, 165, 176, 220, 240, 264, 330, 440, 528, 660, 880, 1320, 2640, 521887, 1043774, 1565661, 2087548, 2609435, 3131322, 4175096, 5218870, 5740757, 6262644, 7828305, 8350192, 10437740, 11481514, 12525288, 15656610, 17222271, 20875480, 22963028, 25050576, 28703785, 31313220, 34444542, 41750960, 45926056, 57407570, 62626440, 68889084, 86111355, 91852112, 114815140, 125252880, 137778168, 172222710, 229630280, 275556336, 344445420, 459260560, 688890840, 1377781680]

約数ペア:

[(1, 1377781680), (2, 688890840), (3, 459260560), (4, 344445420), (5, 275556336), (6, 229630280), (8, 172222710), (10, 137778168), (11, 125252880), (12, 114815140), (15, 91852112), (16, 86111355), (20, 68889084), (22, 62626440), (24, 57407570), (30, 45926056), (33, 41750960), (40, 34444542), (44, 31313220), (48, 28703785), (55, 25050576), (60, 22963028), (66, 20875480), (80, 17222271), (88, 15656610), (110, 12525288), (120, 11481514), (132, 10437740), (165, 8350192), (176, 7828305), (220, 6262644), (240, 5740757), (264, 5218870), (330, 4175096), (440, 3131322), (528, 2609435), (660, 2087548), (880, 1565661), (1320, 1043774), (2640, 521887)]