131884928

素因数分解:

$2^7\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1$

素因数の和:228

約数の個数: 128

約数和(自身を含む): 323788800

約数和(自身を除く): 191903872

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 61, 64, 76, 112, 122, 127, 128, 133, 152, 224, 244, 254, 266, 304, 427, 448, 488, 508, 532, 608, 854, 889, 896, 976, 1016, 1064, 1159, 1216, 1708, 1778, 1952, 2032, 2128, 2318, 2413, 2432, 3416, 3556, 3904, 4064, 4256, 4636, 4826, 6832, 7112, 7747, 7808, 8113, 8128, 8512, 9272, 9652, 13664, 14224, 15494, 16226, 16256, 16891, 17024, 18544, 19304, 27328, 28448, 30988, 32452, 33782, 37088, 38608, 54229, 54656, 56896, 61976, 64904, 67564, 74176, 77216, 108458, 113792, 123952, 129808, 135128, 147193, 148352, 154432, 216916, 247904, 259616, 270256, 294386, 308864, 433832, 495808, 519232, 540512, 588772, 867664, 991616, 1030351, 1038464, 1081024, 1177544, 1735328, 2060702, 2162048, 2355088, 3470656, 4121404, 4710176, 6941312, 8242808, 9420352, 16485616, 18840704, 32971232, 65942464, 131884928]

約数ペア:

[(1, 131884928), (2, 65942464), (4, 32971232), (7, 18840704), (8, 16485616), (14, 9420352), (16, 8242808), (19, 6941312), (28, 4710176), (32, 4121404), (38, 3470656), (56, 2355088), (61, 2162048), (64, 2060702), (76, 1735328), (112, 1177544), (122, 1081024), (127, 1038464), (128, 1030351), (133, 991616), (152, 867664), (224, 588772), (244, 540512), (254, 519232), (266, 495808), (304, 433832), (427, 308864), (448, 294386), (488, 270256), (508, 259616), (532, 247904), (608, 216916), (854, 154432), (889, 148352), (896, 147193), (976, 135128), (1016, 129808), (1064, 123952), (1159, 113792), (1216, 108458), (1708, 77216), (1778, 74176), (1952, 67564), (2032, 64904), (2128, 61976), (2318, 56896), (2413, 54656), (2432, 54229), (3416, 38608), (3556, 37088), (3904, 33782), (4064, 32452), (4256, 30988), (4636, 28448), (4826, 27328), (6832, 19304), (7112, 18544), (7747, 17024), (7808, 16891), (8113, 16256), (8128, 16226), (8512, 15494), (9272, 14224), (9652, 13664)]