221077120

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1013}}^1$

素因数の和:1074

約数の個数: 128

約数和(自身を含む): 595745280

約数和(自身を除く): 374668160

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 32, 40, 44, 55, 62, 64, 80, 88, 110, 124, 128, 155, 160, 176, 220, 248, 310, 320, 341, 352, 440, 496, 620, 640, 682, 704, 880, 992, 1013, 1240, 1364, 1408, 1705, 1760, 1984, 2026, 2480, 2728, 3410, 3520, 3968, 4052, 4960, 5065, 5456, 6820, 7040, 8104, 9920, 10130, 10912, 11143, 13640, 16208, 19840, 20260, 21824, 22286, 27280, 31403, 32416, 40520, 43648, 44572, 54560, 55715, 62806, 64832, 81040, 89144, 109120, 111430, 125612, 129664, 157015, 162080, 178288, 218240, 222860, 251224, 314030, 324160, 345433, 356576, 445720, 502448, 628060, 648320, 690866, 713152, 891440, 1004896, 1256120, 1381732, 1426304, 1727165, 1782880, 2009792, 2512240, 2763464, 3454330, 3565760, 4019584, 5024480, 5526928, 6908660, 7131520, 10048960, 11053856, 13817320, 20097920, 22107712, 27634640, 44215424, 55269280, 110538560, 221077120]

約数ペア:

[(1, 221077120), (2, 110538560), (4, 55269280), (5, 44215424), (8, 27634640), (10, 22107712), (11, 20097920), (16, 13817320), (20, 11053856), (22, 10048960), (31, 7131520), (32, 6908660), (40, 5526928), (44, 5024480), (55, 4019584), (62, 3565760), (64, 3454330), (80, 2763464), (88, 2512240), (110, 2009792), (124, 1782880), (128, 1727165), (155, 1426304), (160, 1381732), (176, 1256120), (220, 1004896), (248, 891440), (310, 713152), (320, 690866), (341, 648320), (352, 628060), (440, 502448), (496, 445720), (620, 356576), (640, 345433), (682, 324160), (704, 314030), (880, 251224), (992, 222860), (1013, 218240), (1240, 178288), (1364, 162080), (1408, 157015), (1705, 129664), (1760, 125612), (1984, 111430), (2026, 109120), (2480, 89144), (2728, 81040), (3410, 64832), (3520, 62806), (3968, 55715), (4052, 54560), (4960, 44572), (5065, 43648), (5456, 40520), (6820, 32416), (7040, 31403), (8104, 27280), (9920, 22286), (10130, 21824), (10912, 20260), (11143, 19840), (13640, 16208)]