74180480

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{257}}^1$

素因数の和:328

約数の個数: 128

約数和(自身を含む): 198948960

約数和(自身を除く): 124768480

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 41, 44, 55, 64, 80, 82, 88, 110, 128, 160, 164, 176, 205, 220, 257, 320, 328, 352, 410, 440, 451, 514, 640, 656, 704, 820, 880, 902, 1028, 1285, 1312, 1408, 1640, 1760, 1804, 2056, 2255, 2570, 2624, 2827, 3280, 3520, 3608, 4112, 4510, 5140, 5248, 5654, 6560, 7040, 7216, 8224, 9020, 10280, 10537, 11308, 13120, 14135, 14432, 16448, 18040, 20560, 21074, 22616, 26240, 28270, 28864, 32896, 36080, 41120, 42148, 45232, 52685, 56540, 57728, 72160, 82240, 84296, 90464, 105370, 113080, 115907, 144320, 164480, 168592, 180928, 210740, 226160, 231814, 288640, 337184, 361856, 421480, 452320, 463628, 579535, 674368, 842960, 904640, 927256, 1159070, 1348736, 1685920, 1809280, 1854512, 2318140, 3371840, 3709024, 4636280, 6743680, 7418048, 9272560, 14836096, 18545120, 37090240, 74180480]

約数ペア:

[(1, 74180480), (2, 37090240), (4, 18545120), (5, 14836096), (8, 9272560), (10, 7418048), (11, 6743680), (16, 4636280), (20, 3709024), (22, 3371840), (32, 2318140), (40, 1854512), (41, 1809280), (44, 1685920), (55, 1348736), (64, 1159070), (80, 927256), (82, 904640), (88, 842960), (110, 674368), (128, 579535), (160, 463628), (164, 452320), (176, 421480), (205, 361856), (220, 337184), (257, 288640), (320, 231814), (328, 226160), (352, 210740), (410, 180928), (440, 168592), (451, 164480), (514, 144320), (640, 115907), (656, 113080), (704, 105370), (820, 90464), (880, 84296), (902, 82240), (1028, 72160), (1285, 57728), (1312, 56540), (1408, 52685), (1640, 45232), (1760, 42148), (1804, 41120), (2056, 36080), (2255, 32896), (2570, 28864), (2624, 28270), (2827, 26240), (3280, 22616), (3520, 21074), (3608, 20560), (4112, 18040), (4510, 16448), (5140, 14432), (5248, 14135), (5654, 13120), (6560, 11308), (7040, 10537), (7216, 10280), (8224, 9020)]