71580880

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{103}}^1$

素因数の和:213

約数の個数: 160

約数和(自身を含む): 206129664

約数和(自身を除く): 134548784

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 34, 35, 40, 56, 68, 70, 73, 80, 85, 103, 112, 119, 136, 140, 146, 170, 206, 238, 272, 280, 292, 340, 365, 412, 476, 511, 515, 560, 584, 595, 680, 721, 730, 824, 952, 1022, 1030, 1168, 1190, 1241, 1360, 1442, 1460, 1648, 1751, 1904, 2044, 2060, 2380, 2482, 2555, 2884, 2920, 3502, 3605, 4088, 4120, 4760, 4964, 5110, 5768, 5840, 6205, 7004, 7210, 7519, 8176, 8240, 8687, 8755, 9520, 9928, 10220, 11536, 12257, 12410, 14008, 14420, 15038, 17374, 17510, 19856, 20440, 24514, 24820, 28016, 28840, 30076, 34748, 35020, 37595, 40880, 43435, 49028, 49640, 52633, 57680, 60152, 61285, 69496, 70040, 75190, 86870, 98056, 99280, 105266, 120304, 122570, 127823, 138992, 140080, 150380, 173740, 196112, 210532, 245140, 255646, 263165, 300760, 347480, 421064, 490280, 511292, 526330, 601520, 639115, 694960, 842128, 894761, 980560, 1022584, 1052660, 1278230, 1789522, 2045168, 2105320, 2556460, 3579044, 4210640, 4473805, 5112920, 7158088, 8947610, 10225840, 14316176, 17895220, 35790440, 71580880]

約数ペア:

[(1, 71580880), (2, 35790440), (4, 17895220), (5, 14316176), (7, 10225840), (8, 8947610), (10, 7158088), (14, 5112920), (16, 4473805), (17, 4210640), (20, 3579044), (28, 2556460), (34, 2105320), (35, 2045168), (40, 1789522), (56, 1278230), (68, 1052660), (70, 1022584), (73, 980560), (80, 894761), (85, 842128), (103, 694960), (112, 639115), (119, 601520), (136, 526330), (140, 511292), (146, 490280), (170, 421064), (206, 347480), (238, 300760), (272, 263165), (280, 255646), (292, 245140), (340, 210532), (365, 196112), (412, 173740), (476, 150380), (511, 140080), (515, 138992), (560, 127823), (584, 122570), (595, 120304), (680, 105266), (721, 99280), (730, 98056), (824, 86870), (952, 75190), (1022, 70040), (1030, 69496), (1168, 61285), (1190, 60152), (1241, 57680), (1360, 52633), (1442, 49640), (1460, 49028), (1648, 43435), (1751, 40880), (1904, 37595), (2044, 35020), (2060, 34748), (2380, 30076), (2482, 28840), (2555, 28016), (2884, 24820), (2920, 24514), (3502, 20440), (3605, 19856), (4088, 17510), (4120, 17374), (4760, 15038), (4964, 14420), (5110, 14008), (5768, 12410), (5840, 12257), (6205, 11536), (7004, 10220), (7210, 9928), (7519, 9520), (8176, 8755), (8240, 8687)]