55131120

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{6961}}^1$

素因数の和:6991

約数の個数: 120

約数和(自身を含む): 202009392

約数和(自身を除く): 146878272

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 99, 110, 120, 132, 144, 165, 176, 180, 198, 220, 240, 264, 330, 360, 396, 440, 495, 528, 660, 720, 792, 880, 990, 1320, 1584, 1980, 2640, 3960, 6961, 7920, 13922, 20883, 27844, 34805, 41766, 55688, 62649, 69610, 76571, 83532, 104415, 111376, 125298, 139220, 153142, 167064, 208830, 229713, 250596, 278440, 306284, 313245, 334128, 382855, 417660, 459426, 501192, 556880, 612568, 626490, 689139, 765710, 835320, 918852, 1002384, 1148565, 1225136, 1252980, 1378278, 1531420, 1670640, 1837704, 2297130, 2505960, 2756556, 3062840, 3445695, 3675408, 4594260, 5011920, 5513112, 6125680, 6891390, 9188520, 11026224, 13782780, 18377040, 27565560, 55131120]

約数ペア:

[(1, 55131120), (2, 27565560), (3, 18377040), (4, 13782780), (5, 11026224), (6, 9188520), (8, 6891390), (9, 6125680), (10, 5513112), (11, 5011920), (12, 4594260), (15, 3675408), (16, 3445695), (18, 3062840), (20, 2756556), (22, 2505960), (24, 2297130), (30, 1837704), (33, 1670640), (36, 1531420), (40, 1378278), (44, 1252980), (45, 1225136), (48, 1148565), (55, 1002384), (60, 918852), (66, 835320), (72, 765710), (80, 689139), (88, 626490), (90, 612568), (99, 556880), (110, 501192), (120, 459426), (132, 417660), (144, 382855), (165, 334128), (176, 313245), (180, 306284), (198, 278440), (220, 250596), (240, 229713), (264, 208830), (330, 167064), (360, 153142), (396, 139220), (440, 125298), (495, 111376), (528, 104415), (660, 83532), (720, 76571), (792, 69610), (880, 62649), (990, 55688), (1320, 41766), (1584, 34805), (1980, 27844), (2640, 20883), (3960, 13922), (6961, 7920)]