247707072

素因数分解:

$2^6\times 3^4\times {\mathrm{71}}^1\times {\mathrm{673}}^1$

素因数の和:768

約数の個数: 140

約数和(自身を含む): 745729776

約数和(自身を除く): 498022704

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 71, 72, 81, 96, 108, 142, 144, 162, 192, 213, 216, 284, 288, 324, 426, 432, 568, 576, 639, 648, 673, 852, 864, 1136, 1278, 1296, 1346, 1704, 1728, 1917, 2019, 2272, 2556, 2592, 2692, 3408, 3834, 4038, 4544, 5112, 5184, 5384, 5751, 6057, 6816, 7668, 8076, 10224, 10768, 11502, 12114, 13632, 15336, 16152, 18171, 20448, 21536, 23004, 24228, 30672, 32304, 36342, 40896, 43072, 46008, 47783, 48456, 54513, 61344, 64608, 72684, 92016, 95566, 96912, 109026, 122688, 129216, 143349, 145368, 184032, 191132, 193824, 218052, 286698, 290736, 368064, 382264, 387648, 430047, 436104, 573396, 581472, 764528, 860094, 872208, 1146792, 1162944, 1290141, 1529056, 1720188, 1744416, 2293584, 2580282, 3058112, 3440376, 3488832, 3870423, 4587168, 5160564, 6880752, 7740846, 9174336, 10321128, 13761504, 15481692, 20642256, 27523008, 30963384, 41284512, 61926768, 82569024, 123853536, 247707072]

約数ペア:

[(1, 247707072), (2, 123853536), (3, 82569024), (4, 61926768), (6, 41284512), (8, 30963384), (9, 27523008), (12, 20642256), (16, 15481692), (18, 13761504), (24, 10321128), (27, 9174336), (32, 7740846), (36, 6880752), (48, 5160564), (54, 4587168), (64, 3870423), (71, 3488832), (72, 3440376), (81, 3058112), (96, 2580282), (108, 2293584), (142, 1744416), (144, 1720188), (162, 1529056), (192, 1290141), (213, 1162944), (216, 1146792), (284, 872208), (288, 860094), (324, 764528), (426, 581472), (432, 573396), (568, 436104), (576, 430047), (639, 387648), (648, 382264), (673, 368064), (852, 290736), (864, 286698), (1136, 218052), (1278, 193824), (1296, 191132), (1346, 184032), (1704, 145368), (1728, 143349), (1917, 129216), (2019, 122688), (2272, 109026), (2556, 96912), (2592, 95566), (2692, 92016), (3408, 72684), (3834, 64608), (4038, 61344), (4544, 54513), (5112, 48456), (5184, 47783), (5384, 46008), (5751, 43072), (6057, 40896), (6816, 36342), (7668, 32304), (8076, 30672), (10224, 24228), (10768, 23004), (11502, 21536), (12114, 20448), (13632, 18171), (15336, 16152)]