247412984

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{577}}^1$

素因数の和:653

約数の個数: 128

約数和(自身を含む): 621465600

約数和(自身を除く): 374052616

約数列:

[1, 2, 4, 7, 8, 13, 14, 19, 26, 28, 31, 38, 52, 56, 62, 76, 91, 104, 124, 133, 152, 182, 217, 247, 248, 266, 364, 403, 434, 494, 532, 577, 589, 728, 806, 868, 988, 1064, 1154, 1178, 1612, 1729, 1736, 1976, 2308, 2356, 2821, 3224, 3458, 4039, 4123, 4616, 4712, 5642, 6916, 7501, 7657, 8078, 8246, 10963, 11284, 13832, 15002, 15314, 16156, 16492, 17887, 21926, 22568, 30004, 30628, 32312, 32984, 35774, 43852, 52507, 53599, 60008, 61256, 71548, 76741, 87704, 105014, 107198, 125209, 142519, 143096, 153482, 210028, 214396, 232531, 250418, 285038, 306964, 339853, 420056, 428792, 465062, 500836, 570076, 613928, 679706, 930124, 997633, 1001672, 1140152, 1359412, 1627717, 1860248, 1995266, 2378971, 2718824, 3255434, 3990532, 4418089, 4757942, 6510868, 7981064, 8836178, 9515884, 13021736, 17672356, 19031768, 30926623, 35344712, 61853246, 123706492, 247412984]

約数ペア:

[(1, 247412984), (2, 123706492), (4, 61853246), (7, 35344712), (8, 30926623), (13, 19031768), (14, 17672356), (19, 13021736), (26, 9515884), (28, 8836178), (31, 7981064), (38, 6510868), (52, 4757942), (56, 4418089), (62, 3990532), (76, 3255434), (91, 2718824), (104, 2378971), (124, 1995266), (133, 1860248), (152, 1627717), (182, 1359412), (217, 1140152), (247, 1001672), (248, 997633), (266, 930124), (364, 679706), (403, 613928), (434, 570076), (494, 500836), (532, 465062), (577, 428792), (589, 420056), (728, 339853), (806, 306964), (868, 285038), (988, 250418), (1064, 232531), (1154, 214396), (1178, 210028), (1612, 153482), (1729, 143096), (1736, 142519), (1976, 125209), (2308, 107198), (2356, 105014), (2821, 87704), (3224, 76741), (3458, 71548), (4039, 61256), (4123, 60008), (4616, 53599), (4712, 52507), (5642, 43852), (6916, 35774), (7501, 32984), (7657, 32312), (8078, 30628), (8246, 30004), (10963, 22568), (11284, 21926), (13832, 17887), (15002, 16492), (15314, 16156)]