127790432

素因数分解:

$2^5\times 7^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{239}}^1$

素因数の和:305

約数の個数: 144

約数和(自身を含む): 330946560

約数和(自身を除く): 203156128

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 31, 32, 44, 49, 56, 62, 77, 88, 98, 112, 124, 154, 176, 196, 217, 224, 239, 248, 308, 341, 352, 392, 434, 478, 496, 539, 616, 682, 784, 868, 956, 992, 1078, 1232, 1364, 1519, 1568, 1673, 1736, 1912, 2156, 2387, 2464, 2629, 2728, 3038, 3346, 3472, 3824, 4312, 4774, 5258, 5456, 6076, 6692, 6944, 7409, 7648, 8624, 9548, 10516, 10912, 11711, 12152, 13384, 14818, 16709, 17248, 18403, 19096, 21032, 23422, 24304, 26768, 29636, 33418, 36806, 38192, 42064, 46844, 48608, 51863, 53536, 59272, 66836, 73612, 76384, 81499, 84128, 93688, 103726, 118544, 128821, 133672, 147224, 162998, 187376, 207452, 237088, 257642, 267344, 294448, 325996, 363041, 374752, 414904, 515284, 534688, 570493, 588896, 651992, 726082, 829808, 1030568, 1140986, 1303984, 1452164, 1659616, 2061136, 2281972, 2607968, 2904328, 3993451, 4122272, 4563944, 5808656, 7986902, 9127888, 11617312, 15973804, 18255776, 31947608, 63895216, 127790432]

約数ペア:

[(1, 127790432), (2, 63895216), (4, 31947608), (7, 18255776), (8, 15973804), (11, 11617312), (14, 9127888), (16, 7986902), (22, 5808656), (28, 4563944), (31, 4122272), (32, 3993451), (44, 2904328), (49, 2607968), (56, 2281972), (62, 2061136), (77, 1659616), (88, 1452164), (98, 1303984), (112, 1140986), (124, 1030568), (154, 829808), (176, 726082), (196, 651992), (217, 588896), (224, 570493), (239, 534688), (248, 515284), (308, 414904), (341, 374752), (352, 363041), (392, 325996), (434, 294448), (478, 267344), (496, 257642), (539, 237088), (616, 207452), (682, 187376), (784, 162998), (868, 147224), (956, 133672), (992, 128821), (1078, 118544), (1232, 103726), (1364, 93688), (1519, 84128), (1568, 81499), (1673, 76384), (1736, 73612), (1912, 66836), (2156, 59272), (2387, 53536), (2464, 51863), (2629, 48608), (2728, 46844), (3038, 42064), (3346, 38192), (3472, 36806), (3824, 33418), (4312, 29636), (4774, 26768), (5258, 24304), (5456, 23422), (6076, 21032), (6692, 19096), (6944, 18403), (7409, 17248), (7648, 16709), (8624, 14818), (9548, 13384), (10516, 12152), (10912, 11711)]