249734080

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{1583}}^1$

素因数の和:1646

約数の個数: 112

約数和(自身を含む): 651784320

約数和(自身を除く): 402050240

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 29, 32, 34, 40, 58, 64, 68, 80, 85, 116, 136, 145, 160, 170, 232, 272, 290, 320, 340, 464, 493, 544, 580, 680, 928, 986, 1088, 1160, 1360, 1583, 1856, 1972, 2320, 2465, 2720, 3166, 3944, 4640, 4930, 5440, 6332, 7888, 7915, 9280, 9860, 12664, 15776, 15830, 19720, 25328, 26911, 31552, 31660, 39440, 45907, 50656, 53822, 63320, 78880, 91814, 101312, 107644, 126640, 134555, 157760, 183628, 215288, 229535, 253280, 269110, 367256, 430576, 459070, 506560, 538220, 734512, 780419, 861152, 918140, 1076440, 1469024, 1560838, 1722304, 1836280, 2152880, 2938048, 3121676, 3672560, 3902095, 4305760, 6243352, 7345120, 7804190, 8611520, 12486704, 14690240, 15608380, 24973408, 31216760, 49946816, 62433520, 124867040, 249734080]

約数ペア:

[(1, 249734080), (2, 124867040), (4, 62433520), (5, 49946816), (8, 31216760), (10, 24973408), (16, 15608380), (17, 14690240), (20, 12486704), (29, 8611520), (32, 7804190), (34, 7345120), (40, 6243352), (58, 4305760), (64, 3902095), (68, 3672560), (80, 3121676), (85, 2938048), (116, 2152880), (136, 1836280), (145, 1722304), (160, 1560838), (170, 1469024), (232, 1076440), (272, 918140), (290, 861152), (320, 780419), (340, 734512), (464, 538220), (493, 506560), (544, 459070), (580, 430576), (680, 367256), (928, 269110), (986, 253280), (1088, 229535), (1160, 215288), (1360, 183628), (1583, 157760), (1856, 134555), (1972, 126640), (2320, 107644), (2465, 101312), (2720, 91814), (3166, 78880), (3944, 63320), (4640, 53822), (4930, 50656), (5440, 45907), (6332, 39440), (7888, 31660), (7915, 31552), (9280, 26911), (9860, 25328), (12664, 19720), (15776, 15830)]