78298880

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{83}}^1$

素因数の和:182

約数の個数: 144

約数和(自身を含む): 210155904

約数和(自身を除く): 131857024

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 67, 80, 83, 88, 110, 128, 134, 160, 166, 176, 220, 256, 268, 320, 332, 335, 352, 415, 440, 536, 640, 664, 670, 704, 737, 830, 880, 913, 1072, 1280, 1328, 1340, 1408, 1474, 1660, 1760, 1826, 2144, 2656, 2680, 2816, 2948, 3320, 3520, 3652, 3685, 4288, 4565, 5312, 5360, 5561, 5896, 6640, 7040, 7304, 7370, 8576, 9130, 10624, 10720, 11122, 11792, 13280, 14080, 14608, 14740, 17152, 18260, 21248, 21440, 22244, 23584, 26560, 27805, 29216, 29480, 36520, 42880, 44488, 47168, 53120, 55610, 58432, 58960, 61171, 73040, 85760, 88976, 94336, 106240, 111220, 116864, 117920, 122342, 146080, 177952, 188672, 222440, 233728, 235840, 244684, 292160, 305855, 355904, 444880, 471680, 489368, 584320, 611710, 711808, 889760, 943360, 978736, 1168640, 1223420, 1423616, 1779520, 1957472, 2446840, 3559040, 3914944, 4893680, 7118080, 7829888, 9787360, 15659776, 19574720, 39149440, 78298880]

約数ペア:

[(1, 78298880), (2, 39149440), (4, 19574720), (5, 15659776), (8, 9787360), (10, 7829888), (11, 7118080), (16, 4893680), (20, 3914944), (22, 3559040), (32, 2446840), (40, 1957472), (44, 1779520), (55, 1423616), (64, 1223420), (67, 1168640), (80, 978736), (83, 943360), (88, 889760), (110, 711808), (128, 611710), (134, 584320), (160, 489368), (166, 471680), (176, 444880), (220, 355904), (256, 305855), (268, 292160), (320, 244684), (332, 235840), (335, 233728), (352, 222440), (415, 188672), (440, 177952), (536, 146080), (640, 122342), (664, 117920), (670, 116864), (704, 111220), (737, 106240), (830, 94336), (880, 88976), (913, 85760), (1072, 73040), (1280, 61171), (1328, 58960), (1340, 58432), (1408, 55610), (1474, 53120), (1660, 47168), (1760, 44488), (1826, 42880), (2144, 36520), (2656, 29480), (2680, 29216), (2816, 27805), (2948, 26560), (3320, 23584), (3520, 22244), (3652, 21440), (3685, 21248), (4288, 18260), (4565, 17152), (5312, 14740), (5360, 14608), (5561, 14080), (5896, 13280), (6640, 11792), (7040, 11122), (7304, 10720), (7370, 10624), (8576, 9130)]