78478080

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{191}}^1$

素因数の和:322

約数の個数: 144

約数和(自身を含む): 254306304

約数和(自身を除く): 175828224

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 107, 120, 128, 160, 191, 192, 214, 240, 256, 320, 321, 382, 384, 428, 480, 535, 573, 640, 642, 764, 768, 856, 955, 960, 1070, 1146, 1280, 1284, 1528, 1605, 1712, 1910, 1920, 2140, 2292, 2568, 2865, 3056, 3210, 3424, 3820, 3840, 4280, 4584, 5136, 5730, 6112, 6420, 6848, 7640, 8560, 9168, 10272, 11460, 12224, 12840, 13696, 15280, 17120, 18336, 20437, 20544, 22920, 24448, 25680, 27392, 30560, 34240, 36672, 40874, 41088, 45840, 48896, 51360, 61120, 61311, 68480, 73344, 81748, 82176, 91680, 102185, 102720, 122240, 122622, 136960, 146688, 163496, 183360, 204370, 205440, 244480, 245244, 306555, 326992, 366720, 408740, 410880, 490488, 613110, 653984, 733440, 817480, 980976, 1226220, 1307968, 1634960, 1961952, 2452440, 2615936, 3269920, 3923904, 4904880, 5231872, 6539840, 7847808, 9809760, 13079680, 15695616, 19619520, 26159360, 39239040, 78478080]

約数ペア:

[(1, 78478080), (2, 39239040), (3, 26159360), (4, 19619520), (5, 15695616), (6, 13079680), (8, 9809760), (10, 7847808), (12, 6539840), (15, 5231872), (16, 4904880), (20, 3923904), (24, 3269920), (30, 2615936), (32, 2452440), (40, 1961952), (48, 1634960), (60, 1307968), (64, 1226220), (80, 980976), (96, 817480), (107, 733440), (120, 653984), (128, 613110), (160, 490488), (191, 410880), (192, 408740), (214, 366720), (240, 326992), (256, 306555), (320, 245244), (321, 244480), (382, 205440), (384, 204370), (428, 183360), (480, 163496), (535, 146688), (573, 136960), (640, 122622), (642, 122240), (764, 102720), (768, 102185), (856, 91680), (955, 82176), (960, 81748), (1070, 73344), (1146, 68480), (1280, 61311), (1284, 61120), (1528, 51360), (1605, 48896), (1712, 45840), (1910, 41088), (1920, 40874), (2140, 36672), (2292, 34240), (2568, 30560), (2865, 27392), (3056, 25680), (3210, 24448), (3424, 22920), (3820, 20544), (3840, 20437), (4280, 18336), (4584, 17120), (5136, 15280), (5730, 13696), (6112, 12840), (6420, 12224), (6848, 11460), (7640, 10272), (8560, 9168)]