160749400

素因数分解:

$2^3\times 5^2\times 7^2\times {\mathrm{47}}^1\times {\mathrm{349}}^1$

素因数の和:426

約数の個数: 144

約数和(自身を含む): 445284000

約数和(自身を除く): 284534600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 47, 49, 50, 56, 70, 94, 98, 100, 140, 175, 188, 196, 200, 235, 245, 280, 329, 349, 350, 376, 392, 470, 490, 658, 698, 700, 940, 980, 1175, 1225, 1316, 1396, 1400, 1645, 1745, 1880, 1960, 2303, 2350, 2443, 2450, 2632, 2792, 3290, 3490, 4606, 4700, 4886, 4900, 6580, 6980, 8225, 8725, 9212, 9400, 9772, 9800, 11515, 12215, 13160, 13960, 16403, 16450, 17101, 17450, 18424, 19544, 23030, 24430, 32806, 32900, 34202, 34900, 46060, 48860, 57575, 61075, 65612, 65800, 68404, 69800, 82015, 85505, 92120, 97720, 114821, 115150, 122150, 131224, 136808, 164030, 171010, 229642, 230300, 244300, 328060, 342020, 410075, 427525, 459284, 460600, 488600, 574105, 656120, 684040, 803747, 820150, 855050, 918568, 1148210, 1607494, 1640300, 1710100, 2296420, 2870525, 3214988, 3280600, 3420200, 4018735, 4592840, 5741050, 6429976, 8037470, 11482100, 16074940, 20093675, 22964200, 32149880, 40187350, 80374700, 160749400]

約数ペア:

[(1, 160749400), (2, 80374700), (4, 40187350), (5, 32149880), (7, 22964200), (8, 20093675), (10, 16074940), (14, 11482100), (20, 8037470), (25, 6429976), (28, 5741050), (35, 4592840), (40, 4018735), (47, 3420200), (49, 3280600), (50, 3214988), (56, 2870525), (70, 2296420), (94, 1710100), (98, 1640300), (100, 1607494), (140, 1148210), (175, 918568), (188, 855050), (196, 820150), (200, 803747), (235, 684040), (245, 656120), (280, 574105), (329, 488600), (349, 460600), (350, 459284), (376, 427525), (392, 410075), (470, 342020), (490, 328060), (658, 244300), (698, 230300), (700, 229642), (940, 171010), (980, 164030), (1175, 136808), (1225, 131224), (1316, 122150), (1396, 115150), (1400, 114821), (1645, 97720), (1745, 92120), (1880, 85505), (1960, 82015), (2303, 69800), (2350, 68404), (2443, 65800), (2450, 65612), (2632, 61075), (2792, 57575), (3290, 48860), (3490, 46060), (4606, 34900), (4700, 34202), (4886, 32900), (4900, 32806), (6580, 24430), (6980, 23030), (8225, 19544), (8725, 18424), (9212, 17450), (9400, 17101), (9772, 16450), (9800, 16403), (11515, 13960), (12215, 13160)]