646842768

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^2\times {\mathrm{13}}^2\times {\mathrm{659}}^1$

素因数の和:718

約数の個数: 180

約数和(自身を含む): 1991903760

約数和(自身を除く): 1345060992

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 13, 16, 22, 24, 26, 33, 39, 44, 48, 52, 66, 78, 88, 104, 121, 132, 143, 156, 169, 176, 208, 242, 264, 286, 312, 338, 363, 429, 484, 507, 528, 572, 624, 659, 676, 726, 858, 968, 1014, 1144, 1318, 1352, 1452, 1573, 1716, 1859, 1936, 1977, 2028, 2288, 2636, 2704, 2904, 3146, 3432, 3718, 3954, 4056, 4719, 5272, 5577, 5808, 6292, 6864, 7249, 7436, 7908, 8112, 8567, 9438, 10544, 11154, 12584, 14498, 14872, 15816, 17134, 18876, 20449, 21747, 22308, 25168, 25701, 28996, 29744, 31632, 34268, 37752, 40898, 43494, 44616, 51402, 57992, 61347, 68536, 75504, 79739, 81796, 86988, 89232, 94237, 102804, 111371, 115984, 122694, 137072, 159478, 163592, 173976, 188474, 205608, 222742, 239217, 245388, 282711, 318956, 327184, 334113, 347952, 376948, 411216, 445484, 478434, 490776, 565422, 637912, 668226, 753896, 890968, 956868, 981552, 1036607, 1130844, 1225081, 1275824, 1336452, 1507792, 1781936, 1913736, 2073214, 2261688, 2450162, 2672904, 3109821, 3675243, 3827472, 4146428, 4523376, 4900324, 5345808, 6219642, 7350486, 8292856, 9800648, 12439284, 13475891, 14700972, 16585712, 19601296, 24878568, 26951782, 29401944, 40427673, 49757136, 53903564, 58803888, 80855346, 107807128, 161710692, 215614256, 323421384, 646842768]

約数ペア:

[(1, 646842768), (2, 323421384), (3, 215614256), (4, 161710692), (6, 107807128), (8, 80855346), (11, 58803888), (12, 53903564), (13, 49757136), (16, 40427673), (22, 29401944), (24, 26951782), (26, 24878568), (33, 19601296), (39, 16585712), (44, 14700972), (48, 13475891), (52, 12439284), (66, 9800648), (78, 8292856), (88, 7350486), (104, 6219642), (121, 5345808), (132, 4900324), (143, 4523376), (156, 4146428), (169, 3827472), (176, 3675243), (208, 3109821), (242, 2672904), (264, 2450162), (286, 2261688), (312, 2073214), (338, 1913736), (363, 1781936), (429, 1507792), (484, 1336452), (507, 1275824), (528, 1225081), (572, 1130844), (624, 1036607), (659, 981552), (676, 956868), (726, 890968), (858, 753896), (968, 668226), (1014, 637912), (1144, 565422), (1318, 490776), (1352, 478434), (1452, 445484), (1573, 411216), (1716, 376948), (1859, 347952), (1936, 334113), (1977, 327184), (2028, 318956), (2288, 282711), (2636, 245388), (2704, 239217), (2904, 222742), (3146, 205608), (3432, 188474), (3718, 173976), (3954, 163592), (4056, 159478), (4719, 137072), (5272, 122694), (5577, 115984), (5808, 111371), (6292, 102804), (6864, 94237), (7249, 89232), (7436, 86988), (7908, 81796), (8112, 79739), (8567, 75504), (9438, 68536), (10544, 61347), (11154, 57992), (12584, 51402), (14498, 44616), (14872, 43494), (15816, 40898), (17134, 37752), (18876, 34268), (20449, 31632), (21747, 29744), (22308, 28996), (25168, 25701)]