245320880

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{353}}^1$

素因数の和:463

約数の個数: 160

約数和(自身を含む): 701633664

約数和(自身を除く): 456312784

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 34, 35, 40, 56, 68, 70, 73, 80, 85, 112, 119, 136, 140, 146, 170, 238, 272, 280, 292, 340, 353, 365, 476, 511, 560, 584, 595, 680, 706, 730, 952, 1022, 1168, 1190, 1241, 1360, 1412, 1460, 1765, 1904, 2044, 2380, 2471, 2482, 2555, 2824, 2920, 3530, 4088, 4760, 4942, 4964, 5110, 5648, 5840, 6001, 6205, 7060, 8176, 8687, 9520, 9884, 9928, 10220, 12002, 12355, 12410, 14120, 17374, 19768, 19856, 20440, 24004, 24710, 24820, 25769, 28240, 30005, 34748, 39536, 40880, 42007, 43435, 48008, 49420, 49640, 51538, 60010, 69496, 84014, 86870, 96016, 98840, 99280, 103076, 120020, 128845, 138992, 168028, 173740, 180383, 197680, 206152, 210035, 240040, 257690, 336056, 347480, 360766, 412304, 420070, 438073, 480080, 515380, 672112, 694960, 721532, 840140, 876146, 901915, 1030760, 1443064, 1680280, 1752292, 1803830, 2061520, 2190365, 2886128, 3066511, 3360560, 3504584, 3607660, 4380730, 6133022, 7009168, 7215320, 8761460, 12266044, 14430640, 15332555, 17522920, 24532088, 30665110, 35045840, 49064176, 61330220, 122660440, 245320880]

約数ペア:

[(1, 245320880), (2, 122660440), (4, 61330220), (5, 49064176), (7, 35045840), (8, 30665110), (10, 24532088), (14, 17522920), (16, 15332555), (17, 14430640), (20, 12266044), (28, 8761460), (34, 7215320), (35, 7009168), (40, 6133022), (56, 4380730), (68, 3607660), (70, 3504584), (73, 3360560), (80, 3066511), (85, 2886128), (112, 2190365), (119, 2061520), (136, 1803830), (140, 1752292), (146, 1680280), (170, 1443064), (238, 1030760), (272, 901915), (280, 876146), (292, 840140), (340, 721532), (353, 694960), (365, 672112), (476, 515380), (511, 480080), (560, 438073), (584, 420070), (595, 412304), (680, 360766), (706, 347480), (730, 336056), (952, 257690), (1022, 240040), (1168, 210035), (1190, 206152), (1241, 197680), (1360, 180383), (1412, 173740), (1460, 168028), (1765, 138992), (1904, 128845), (2044, 120020), (2380, 103076), (2471, 99280), (2482, 98840), (2555, 96016), (2824, 86870), (2920, 84014), (3530, 69496), (4088, 60010), (4760, 51538), (4942, 49640), (4964, 49420), (5110, 48008), (5648, 43435), (5840, 42007), (6001, 40880), (6205, 39536), (7060, 34748), (8176, 30005), (8687, 28240), (9520, 25769), (9884, 24820), (9928, 24710), (10220, 24004), (12002, 20440), (12355, 19856), (12410, 19768), (14120, 17374)]