66428712

素因数分解:

$2^3\times 3^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{991}}^1$

素因数の和:1036

約数の個数: 144

約数和(自身を含む): 220521600

約数和(自身を除く): 154092888

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 19, 21, 24, 28, 36, 38, 42, 49, 56, 57, 63, 72, 76, 84, 98, 114, 126, 133, 147, 152, 168, 171, 196, 228, 252, 266, 294, 342, 392, 399, 441, 456, 504, 532, 588, 684, 798, 882, 931, 991, 1064, 1176, 1197, 1368, 1596, 1764, 1862, 1982, 2394, 2793, 2973, 3192, 3528, 3724, 3964, 4788, 5586, 5946, 6937, 7448, 7928, 8379, 8919, 9576, 11172, 11892, 13874, 16758, 17838, 18829, 20811, 22344, 23784, 27748, 33516, 35676, 37658, 41622, 48559, 55496, 56487, 62433, 67032, 71352, 75316, 83244, 97118, 112974, 124866, 131803, 145677, 150632, 166488, 169461, 194236, 225948, 249732, 263606, 291354, 338922, 388472, 395409, 437031, 451896, 499464, 527212, 582708, 677844, 790818, 874062, 922621, 1054424, 1165416, 1186227, 1355688, 1581636, 1748124, 1845242, 2372454, 2767863, 3163272, 3496248, 3690484, 4744908, 5535726, 7380968, 8303589, 9489816, 11071452, 16607178, 22142904, 33214356, 66428712]

約数ペア:

[(1, 66428712), (2, 33214356), (3, 22142904), (4, 16607178), (6, 11071452), (7, 9489816), (8, 8303589), (9, 7380968), (12, 5535726), (14, 4744908), (18, 3690484), (19, 3496248), (21, 3163272), (24, 2767863), (28, 2372454), (36, 1845242), (38, 1748124), (42, 1581636), (49, 1355688), (56, 1186227), (57, 1165416), (63, 1054424), (72, 922621), (76, 874062), (84, 790818), (98, 677844), (114, 582708), (126, 527212), (133, 499464), (147, 451896), (152, 437031), (168, 395409), (171, 388472), (196, 338922), (228, 291354), (252, 263606), (266, 249732), (294, 225948), (342, 194236), (392, 169461), (399, 166488), (441, 150632), (456, 145677), (504, 131803), (532, 124866), (588, 112974), (684, 97118), (798, 83244), (882, 75316), (931, 71352), (991, 67032), (1064, 62433), (1176, 56487), (1197, 55496), (1368, 48559), (1596, 41622), (1764, 37658), (1862, 35676), (1982, 33516), (2394, 27748), (2793, 23784), (2973, 22344), (3192, 20811), (3528, 18829), (3724, 17838), (3964, 16758), (4788, 13874), (5586, 11892), (5946, 11172), (6937, 9576), (7448, 8919), (7928, 8379)]