427232080

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{15661}}^1$

素因数の和:15716

約数の個数: 80

約数和(自身を含む): 1118642688

約数和(自身を除く): 691410608

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 40, 44, 55, 62, 80, 88, 110, 124, 155, 176, 220, 248, 310, 341, 440, 496, 620, 682, 880, 1240, 1364, 1705, 2480, 2728, 3410, 5456, 6820, 13640, 15661, 27280, 31322, 62644, 78305, 125288, 156610, 172271, 250576, 313220, 344542, 485491, 626440, 689084, 861355, 970982, 1252880, 1378168, 1722710, 1941964, 2427455, 2756336, 3445420, 3883928, 4854910, 5340401, 6890840, 7767856, 9709820, 10680802, 13781680, 19419640, 21361604, 26702005, 38839280, 42723208, 53404010, 85446416, 106808020, 213616040, 427232080]

約数ペア:

[(1, 427232080), (2, 213616040), (4, 106808020), (5, 85446416), (8, 53404010), (10, 42723208), (11, 38839280), (16, 26702005), (20, 21361604), (22, 19419640), (31, 13781680), (40, 10680802), (44, 9709820), (55, 7767856), (62, 6890840), (80, 5340401), (88, 4854910), (110, 3883928), (124, 3445420), (155, 2756336), (176, 2427455), (220, 1941964), (248, 1722710), (310, 1378168), (341, 1252880), (440, 970982), (496, 861355), (620, 689084), (682, 626440), (880, 485491), (1240, 344542), (1364, 313220), (1705, 250576), (2480, 172271), (2728, 156610), (3410, 125288), (5456, 78305), (6820, 62644), (13640, 31322), (15661, 27280)]