66890240

素因数分解:

$2^9\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1$

素因数の和:122

約数の個数: 160

約数和(自身を含む): 178984080

約数和(自身を除く): 112093840

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 29, 32, 34, 40, 53, 58, 64, 68, 80, 85, 106, 116, 128, 136, 145, 160, 170, 212, 232, 256, 265, 272, 290, 320, 340, 424, 464, 493, 512, 530, 544, 580, 640, 680, 848, 901, 928, 986, 1060, 1088, 1160, 1280, 1360, 1537, 1696, 1802, 1856, 1972, 2120, 2176, 2320, 2465, 2560, 2720, 3074, 3392, 3604, 3712, 3944, 4240, 4352, 4505, 4640, 4930, 5440, 6148, 6784, 7208, 7424, 7685, 7888, 8480, 8704, 9010, 9280, 9860, 10880, 12296, 13568, 14416, 14848, 15370, 15776, 16960, 18020, 18560, 19720, 21760, 24592, 26129, 27136, 28832, 30740, 31552, 33920, 36040, 37120, 39440, 43520, 49184, 52258, 57664, 61480, 63104, 67840, 72080, 74240, 78880, 98368, 104516, 115328, 122960, 126208, 130645, 135680, 144160, 157760, 196736, 209032, 230656, 245920, 252416, 261290, 288320, 315520, 393472, 418064, 461312, 491840, 522580, 576640, 631040, 786944, 836128, 983680, 1045160, 1153280, 1262080, 1672256, 1967360, 2090320, 2306560, 3344512, 3934720, 4180640, 6689024, 8361280, 13378048, 16722560, 33445120, 66890240]

約数ペア:

[(1, 66890240), (2, 33445120), (4, 16722560), (5, 13378048), (8, 8361280), (10, 6689024), (16, 4180640), (17, 3934720), (20, 3344512), (29, 2306560), (32, 2090320), (34, 1967360), (40, 1672256), (53, 1262080), (58, 1153280), (64, 1045160), (68, 983680), (80, 836128), (85, 786944), (106, 631040), (116, 576640), (128, 522580), (136, 491840), (145, 461312), (160, 418064), (170, 393472), (212, 315520), (232, 288320), (256, 261290), (265, 252416), (272, 245920), (290, 230656), (320, 209032), (340, 196736), (424, 157760), (464, 144160), (493, 135680), (512, 130645), (530, 126208), (544, 122960), (580, 115328), (640, 104516), (680, 98368), (848, 78880), (901, 74240), (928, 72080), (986, 67840), (1060, 63104), (1088, 61480), (1160, 57664), (1280, 52258), (1360, 49184), (1537, 43520), (1696, 39440), (1802, 37120), (1856, 36040), (1972, 33920), (2120, 31552), (2176, 30740), (2320, 28832), (2465, 27136), (2560, 26129), (2720, 24592), (3074, 21760), (3392, 19720), (3604, 18560), (3712, 18020), (3944, 16960), (4240, 15776), (4352, 15370), (4505, 14848), (4640, 14416), (4930, 13568), (5440, 12296), (6148, 10880), (6784, 9860), (7208, 9280), (7424, 9010), (7685, 8704), (7888, 8480)]