178472640

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{137}}^1$

素因数の和:239

約数の個数: 224

約数和(自身を含む): 605698560

約数和(自身を除く): 427225920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 32, 40, 46, 48, 59, 60, 64, 69, 80, 92, 96, 115, 118, 120, 137, 138, 160, 177, 184, 192, 230, 236, 240, 274, 276, 295, 320, 345, 354, 368, 411, 460, 472, 480, 548, 552, 590, 685, 690, 708, 736, 822, 885, 920, 944, 960, 1096, 1104, 1180, 1357, 1370, 1380, 1416, 1472, 1644, 1770, 1840, 1888, 2055, 2192, 2208, 2360, 2714, 2740, 2760, 2832, 3151, 3288, 3540, 3680, 3776, 4071, 4110, 4384, 4416, 4720, 5428, 5480, 5520, 5664, 6302, 6576, 6785, 7080, 7360, 8083, 8142, 8220, 8768, 9440, 9453, 10856, 10960, 11040, 11328, 12604, 13152, 13570, 14160, 15755, 16166, 16284, 16440, 18880, 18906, 20355, 21712, 21920, 22080, 24249, 25208, 26304, 27140, 28320, 31510, 32332, 32568, 32880, 37812, 40415, 40710, 43424, 43840, 47265, 48498, 50416, 54280, 56640, 63020, 64664, 65136, 65760, 75624, 80830, 81420, 86848, 94530, 96996, 100832, 108560, 121245, 126040, 129328, 130272, 131520, 151248, 161660, 162840, 185909, 189060, 193992, 201664, 217120, 242490, 252080, 258656, 260544, 302496, 323320, 325680, 371818, 378120, 387984, 434240, 484980, 504160, 517312, 557727, 604992, 646640, 651360, 743636, 756240, 775968, 929545, 969960, 1008320, 1115454, 1293280, 1302720, 1487272, 1512480, 1551936, 1859090, 1939920, 2230908, 2586560, 2788635, 2974544, 3024960, 3718180, 3879840, 4461816, 5577270, 5949088, 7436360, 7759680, 8923632, 11154540, 11898176, 14872720, 17847264, 22309080, 29745440, 35694528, 44618160, 59490880, 89236320, 178472640]

約数ペア:

[(1, 178472640), (2, 89236320), (3, 59490880), (4, 44618160), (5, 35694528), (6, 29745440), (8, 22309080), (10, 17847264), (12, 14872720), (15, 11898176), (16, 11154540), (20, 8923632), (23, 7759680), (24, 7436360), (30, 5949088), (32, 5577270), (40, 4461816), (46, 3879840), (48, 3718180), (59, 3024960), (60, 2974544), (64, 2788635), (69, 2586560), (80, 2230908), (92, 1939920), (96, 1859090), (115, 1551936), (118, 1512480), (120, 1487272), (137, 1302720), (138, 1293280), (160, 1115454), (177, 1008320), (184, 969960), (192, 929545), (230, 775968), (236, 756240), (240, 743636), (274, 651360), (276, 646640), (295, 604992), (320, 557727), (345, 517312), (354, 504160), (368, 484980), (411, 434240), (460, 387984), (472, 378120), (480, 371818), (548, 325680), (552, 323320), (590, 302496), (685, 260544), (690, 258656), (708, 252080), (736, 242490), (822, 217120), (885, 201664), (920, 193992), (944, 189060), (960, 185909), (1096, 162840), (1104, 161660), (1180, 151248), (1357, 131520), (1370, 130272), (1380, 129328), (1416, 126040), (1472, 121245), (1644, 108560), (1770, 100832), (1840, 96996), (1888, 94530), (2055, 86848), (2192, 81420), (2208, 80830), (2360, 75624), (2714, 65760), (2740, 65136), (2760, 64664), (2832, 63020), (3151, 56640), (3288, 54280), (3540, 50416), (3680, 48498), (3776, 47265), (4071, 43840), (4110, 43424), (4384, 40710), (4416, 40415), (4720, 37812), (5428, 32880), (5480, 32568), (5520, 32332), (5664, 31510), (6302, 28320), (6576, 27140), (6785, 26304), (7080, 25208), (7360, 24249), (8083, 22080), (8142, 21920), (8220, 21712), (8768, 20355), (9440, 18906), (9453, 18880), (10856, 16440), (10960, 16284), (11040, 16166), (11328, 15755), (12604, 14160), (13152, 13570)]