1320221056

素因数分解:

$2^7\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1$

素因数の和:241

約数の個数: 256

約数和(自身を含む): 3525120000

約数和(自身を除く): 2204898944

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 29, 31, 32, 44, 56, 58, 62, 64, 77, 88, 112, 116, 124, 128, 149, 154, 176, 203, 217, 224, 232, 248, 298, 308, 319, 341, 352, 406, 434, 448, 464, 496, 596, 616, 638, 682, 704, 812, 868, 896, 899, 928, 992, 1043, 1192, 1232, 1276, 1364, 1408, 1624, 1639, 1736, 1798, 1856, 1984, 2086, 2233, 2384, 2387, 2464, 2552, 2728, 3248, 3278, 3472, 3596, 3712, 3968, 4172, 4321, 4466, 4619, 4768, 4774, 4928, 5104, 5456, 6293, 6496, 6556, 6944, 7192, 8344, 8642, 8932, 9238, 9536, 9548, 9856, 9889, 10208, 10912, 11473, 12586, 12992, 13112, 13888, 14384, 16688, 17284, 17864, 18476, 19072, 19096, 19778, 20416, 21824, 22946, 25172, 25984, 26224, 27776, 28768, 30247, 32333, 33376, 34568, 35728, 36952, 38192, 39556, 40832, 43648, 45892, 47531, 50344, 50809, 52448, 57536, 60494, 64666, 66752, 69136, 69223, 71456, 73904, 76384, 79112, 91784, 95062, 100688, 101618, 104896, 115072, 120988, 129332, 133504, 133951, 138272, 138446, 142912, 147808, 152768, 158224, 183568, 190124, 201376, 203236, 209792, 241976, 258664, 267902, 276544, 276892, 285824, 295616, 305536, 316448, 332717, 355663, 367136, 380248, 402752, 406472, 483952, 517328, 535804, 553088, 553784, 591232, 632896, 665434, 711326, 734272, 760496, 805504, 812944, 937657, 967904, 1034656, 1071608, 1107568, 1265792, 1330868, 1422652, 1468544, 1473461, 1520992, 1625888, 1875314, 1935808, 2069312, 2143216, 2215136, 2661736, 2845304, 2946922, 3041984, 3251776, 3750628, 3871616, 4138624, 4286432, 4430272, 5323472, 5690608, 5893844, 6083968, 6503552, 7501256, 8572864, 8860544, 10314227, 10646944, 11381216, 11787688, 15002512, 17145728, 20628454, 21293888, 22762432, 23575376, 30005024, 41256908, 42587776, 45524864, 47150752, 60010048, 82513816, 94301504, 120020096, 165027632, 188603008, 330055264, 660110528, 1320221056]

約数ペア:

[(1, 1320221056), (2, 660110528), (4, 330055264), (7, 188603008), (8, 165027632), (11, 120020096), (14, 94301504), (16, 82513816), (22, 60010048), (28, 47150752), (29, 45524864), (31, 42587776), (32, 41256908), (44, 30005024), (56, 23575376), (58, 22762432), (62, 21293888), (64, 20628454), (77, 17145728), (88, 15002512), (112, 11787688), (116, 11381216), (124, 10646944), (128, 10314227), (149, 8860544), (154, 8572864), (176, 7501256), (203, 6503552), (217, 6083968), (224, 5893844), (232, 5690608), (248, 5323472), (298, 4430272), (308, 4286432), (319, 4138624), (341, 3871616), (352, 3750628), (406, 3251776), (434, 3041984), (448, 2946922), (464, 2845304), (496, 2661736), (596, 2215136), (616, 2143216), (638, 2069312), (682, 1935808), (704, 1875314), (812, 1625888), (868, 1520992), (896, 1473461), (899, 1468544), (928, 1422652), (992, 1330868), (1043, 1265792), (1192, 1107568), (1232, 1071608), (1276, 1034656), (1364, 967904), (1408, 937657), (1624, 812944), (1639, 805504), (1736, 760496), (1798, 734272), (1856, 711326), (1984, 665434), (2086, 632896), (2233, 591232), (2384, 553784), (2387, 553088), (2464, 535804), (2552, 517328), (2728, 483952), (3248, 406472), (3278, 402752), (3472, 380248), (3596, 367136), (3712, 355663), (3968, 332717), (4172, 316448), (4321, 305536), (4466, 295616), (4619, 285824), (4768, 276892), (4774, 276544), (4928, 267902), (5104, 258664), (5456, 241976), (6293, 209792), (6496, 203236), (6556, 201376), (6944, 190124), (7192, 183568), (8344, 158224), (8642, 152768), (8932, 147808), (9238, 142912), (9536, 138446), (9548, 138272), (9856, 133951), (9889, 133504), (10208, 129332), (10912, 120988), (11473, 115072), (12586, 104896), (12992, 101618), (13112, 100688), (13888, 95062), (14384, 91784), (16688, 79112), (17284, 76384), (17864, 73904), (18476, 71456), (19072, 69223), (19096, 69136), (19778, 66752), (20416, 64666), (21824, 60494), (22946, 57536), (25172, 52448), (25984, 50809), (26224, 50344), (27776, 47531), (28768, 45892), (30247, 43648), (32333, 40832), (33376, 39556), (34568, 38192), (35728, 36952)]