248038160

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{331}}^1$

素因数の和:409

約数の個数: 160

約数和(自身を含む): 666921600

約数和(自身を除く): 418883440

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 29, 34, 38, 40, 58, 68, 76, 80, 85, 95, 116, 136, 145, 152, 170, 190, 232, 272, 290, 304, 323, 331, 340, 380, 464, 493, 551, 580, 646, 662, 680, 760, 986, 1102, 1160, 1292, 1324, 1360, 1520, 1615, 1655, 1972, 2204, 2320, 2465, 2584, 2648, 2755, 3230, 3310, 3944, 4408, 4930, 5168, 5296, 5510, 5627, 6289, 6460, 6620, 7888, 8816, 9367, 9599, 9860, 11020, 11254, 12578, 12920, 13240, 18734, 19198, 19720, 22040, 22508, 25156, 25840, 26480, 28135, 31445, 37468, 38396, 39440, 44080, 45016, 46835, 47995, 50312, 56270, 62890, 74936, 76792, 90032, 93670, 95990, 100624, 106913, 112540, 125780, 149872, 153584, 163183, 182381, 187340, 191980, 213826, 225080, 251560, 326366, 364762, 374680, 383960, 427652, 450160, 503120, 534565, 652732, 729524, 749360, 767920, 815915, 855304, 911905, 1069130, 1305464, 1459048, 1631830, 1710608, 1823810, 2138260, 2610928, 2918096, 3100477, 3263660, 3647620, 4276520, 6200954, 6527320, 7295240, 8553040, 12401908, 13054640, 14590480, 15502385, 24803816, 31004770, 49607632, 62009540, 124019080, 248038160]

約数ペア:

[(1, 248038160), (2, 124019080), (4, 62009540), (5, 49607632), (8, 31004770), (10, 24803816), (16, 15502385), (17, 14590480), (19, 13054640), (20, 12401908), (29, 8553040), (34, 7295240), (38, 6527320), (40, 6200954), (58, 4276520), (68, 3647620), (76, 3263660), (80, 3100477), (85, 2918096), (95, 2610928), (116, 2138260), (136, 1823810), (145, 1710608), (152, 1631830), (170, 1459048), (190, 1305464), (232, 1069130), (272, 911905), (290, 855304), (304, 815915), (323, 767920), (331, 749360), (340, 729524), (380, 652732), (464, 534565), (493, 503120), (551, 450160), (580, 427652), (646, 383960), (662, 374680), (680, 364762), (760, 326366), (986, 251560), (1102, 225080), (1160, 213826), (1292, 191980), (1324, 187340), (1360, 182381), (1520, 163183), (1615, 153584), (1655, 149872), (1972, 125780), (2204, 112540), (2320, 106913), (2465, 100624), (2584, 95990), (2648, 93670), (2755, 90032), (3230, 76792), (3310, 74936), (3944, 62890), (4408, 56270), (4930, 50312), (5168, 47995), (5296, 46835), (5510, 45016), (5627, 44080), (6289, 39440), (6460, 38396), (6620, 37468), (7888, 31445), (8816, 28135), (9367, 26480), (9599, 25840), (9860, 25156), (11020, 22508), (11254, 22040), (12578, 19720), (12920, 19198), (13240, 18734)]