176734720

素因数分解:

$2^9\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1$

素因数の和:202

約数の個数: 160

約数和(自身を含む): 466684416

約数和(自身を除く): 289949696

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 31, 32, 34, 40, 62, 64, 68, 80, 85, 124, 128, 131, 136, 155, 160, 170, 248, 256, 262, 272, 310, 320, 340, 496, 512, 524, 527, 544, 620, 640, 655, 680, 992, 1048, 1054, 1088, 1240, 1280, 1310, 1360, 1984, 2096, 2108, 2176, 2227, 2480, 2560, 2620, 2635, 2720, 3968, 4061, 4192, 4216, 4352, 4454, 4960, 5240, 5270, 5440, 7936, 8122, 8384, 8432, 8704, 8908, 9920, 10480, 10540, 10880, 11135, 15872, 16244, 16768, 16864, 17816, 19840, 20305, 20960, 21080, 21760, 22270, 32488, 33536, 33728, 35632, 39680, 40610, 41920, 42160, 43520, 44540, 64976, 67072, 67456, 69037, 71264, 79360, 81220, 83840, 84320, 89080, 129952, 134912, 138074, 142528, 162440, 167680, 168640, 178160, 259904, 269824, 276148, 285056, 324880, 335360, 337280, 345185, 356320, 519808, 552296, 570112, 649760, 674560, 690370, 712640, 1039616, 1104592, 1140224, 1299520, 1349120, 1380740, 1425280, 2079232, 2209184, 2599040, 2761480, 2850560, 4418368, 5198080, 5522960, 5701120, 8836736, 10396160, 11045920, 17673472, 22091840, 35346944, 44183680, 88367360, 176734720]

約数ペア:

[(1, 176734720), (2, 88367360), (4, 44183680), (5, 35346944), (8, 22091840), (10, 17673472), (16, 11045920), (17, 10396160), (20, 8836736), (31, 5701120), (32, 5522960), (34, 5198080), (40, 4418368), (62, 2850560), (64, 2761480), (68, 2599040), (80, 2209184), (85, 2079232), (124, 1425280), (128, 1380740), (131, 1349120), (136, 1299520), (155, 1140224), (160, 1104592), (170, 1039616), (248, 712640), (256, 690370), (262, 674560), (272, 649760), (310, 570112), (320, 552296), (340, 519808), (496, 356320), (512, 345185), (524, 337280), (527, 335360), (544, 324880), (620, 285056), (640, 276148), (655, 269824), (680, 259904), (992, 178160), (1048, 168640), (1054, 167680), (1088, 162440), (1240, 142528), (1280, 138074), (1310, 134912), (1360, 129952), (1984, 89080), (2096, 84320), (2108, 83840), (2176, 81220), (2227, 79360), (2480, 71264), (2560, 69037), (2620, 67456), (2635, 67072), (2720, 64976), (3968, 44540), (4061, 43520), (4192, 42160), (4216, 41920), (4352, 40610), (4454, 39680), (4960, 35632), (5240, 33728), (5270, 33536), (5440, 32488), (7936, 22270), (8122, 21760), (8384, 21080), (8432, 20960), (8704, 20305), (8908, 19840), (9920, 17816), (10480, 16864), (10540, 16768), (10880, 16244), (11135, 15872)]