447447680

素因数分解:

$2^7\times 5^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{229}}^1$

素因数の和:362

約数の個数: 128

約数和(自身を含む): 1114819200

約数和(自身を除く): 667371520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 64, 71, 80, 86, 128, 142, 160, 172, 215, 229, 284, 320, 344, 355, 430, 458, 568, 640, 688, 710, 860, 916, 1136, 1145, 1376, 1420, 1720, 1832, 2272, 2290, 2752, 2840, 3053, 3440, 3664, 4544, 4580, 5504, 5680, 6106, 6880, 7328, 9088, 9160, 9847, 11360, 12212, 13760, 14656, 15265, 16259, 18320, 19694, 22720, 24424, 27520, 29312, 30530, 32518, 36640, 39388, 45440, 48848, 49235, 61060, 65036, 73280, 78776, 81295, 97696, 98470, 122120, 130072, 146560, 157552, 162590, 195392, 196940, 244240, 260144, 315104, 325180, 390784, 393880, 488480, 520288, 630208, 650360, 699137, 787760, 976960, 1040576, 1260416, 1300720, 1398274, 1575520, 1953920, 2081152, 2601440, 2796548, 3151040, 3495685, 5202880, 5593096, 6302080, 6991370, 10405760, 11186192, 13982740, 22372384, 27965480, 44744768, 55930960, 89489536, 111861920, 223723840, 447447680]

約数ペア:

[(1, 447447680), (2, 223723840), (4, 111861920), (5, 89489536), (8, 55930960), (10, 44744768), (16, 27965480), (20, 22372384), (32, 13982740), (40, 11186192), (43, 10405760), (64, 6991370), (71, 6302080), (80, 5593096), (86, 5202880), (128, 3495685), (142, 3151040), (160, 2796548), (172, 2601440), (215, 2081152), (229, 1953920), (284, 1575520), (320, 1398274), (344, 1300720), (355, 1260416), (430, 1040576), (458, 976960), (568, 787760), (640, 699137), (688, 650360), (710, 630208), (860, 520288), (916, 488480), (1136, 393880), (1145, 390784), (1376, 325180), (1420, 315104), (1720, 260144), (1832, 244240), (2272, 196940), (2290, 195392), (2752, 162590), (2840, 157552), (3053, 146560), (3440, 130072), (3664, 122120), (4544, 98470), (4580, 97696), (5504, 81295), (5680, 78776), (6106, 73280), (6880, 65036), (7328, 61060), (9088, 49235), (9160, 48848), (9847, 45440), (11360, 39388), (12212, 36640), (13760, 32518), (14656, 30530), (15265, 29312), (16259, 27520), (18320, 24424), (19694, 22720)]