320405088

素因数分解:

$2^5\times 3^1\times {\mathrm{23}}^1\times {\mathrm{31}}^2\times {\mathrm{151}}^1$

素因数の和:249

約数の個数: 144

約数和(自身を含む): 912860928

約数和(自身を除く): 592455840

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 31, 32, 46, 48, 62, 69, 92, 93, 96, 124, 138, 151, 184, 186, 248, 276, 302, 368, 372, 453, 496, 552, 604, 713, 736, 744, 906, 961, 992, 1104, 1208, 1426, 1488, 1812, 1922, 2139, 2208, 2416, 2852, 2883, 2976, 3473, 3624, 3844, 4278, 4681, 4832, 5704, 5766, 6946, 7248, 7688, 8556, 9362, 10419, 11408, 11532, 13892, 14043, 14496, 15376, 17112, 18724, 20838, 22103, 22816, 23064, 27784, 28086, 30752, 34224, 37448, 41676, 44206, 46128, 55568, 56172, 66309, 68448, 74896, 83352, 88412, 92256, 107663, 111136, 112344, 132618, 145111, 149792, 166704, 176824, 215326, 224688, 265236, 290222, 322989, 333408, 353648, 430652, 435333, 449376, 530472, 580444, 645978, 707296, 861304, 870666, 1060944, 1160888, 1291956, 1722608, 1741332, 2121888, 2321776, 2583912, 3337553, 3445216, 3482664, 4643552, 5167824, 6675106, 6965328, 10012659, 10335648, 13350212, 13930656, 20025318, 26700424, 40050636, 53400848, 80101272, 106801696, 160202544, 320405088]

約数ペア:

[(1, 320405088), (2, 160202544), (3, 106801696), (4, 80101272), (6, 53400848), (8, 40050636), (12, 26700424), (16, 20025318), (23, 13930656), (24, 13350212), (31, 10335648), (32, 10012659), (46, 6965328), (48, 6675106), (62, 5167824), (69, 4643552), (92, 3482664), (93, 3445216), (96, 3337553), (124, 2583912), (138, 2321776), (151, 2121888), (184, 1741332), (186, 1722608), (248, 1291956), (276, 1160888), (302, 1060944), (368, 870666), (372, 861304), (453, 707296), (496, 645978), (552, 580444), (604, 530472), (713, 449376), (736, 435333), (744, 430652), (906, 353648), (961, 333408), (992, 322989), (1104, 290222), (1208, 265236), (1426, 224688), (1488, 215326), (1812, 176824), (1922, 166704), (2139, 149792), (2208, 145111), (2416, 132618), (2852, 112344), (2883, 111136), (2976, 107663), (3473, 92256), (3624, 88412), (3844, 83352), (4278, 74896), (4681, 68448), (4832, 66309), (5704, 56172), (5766, 55568), (6946, 46128), (7248, 44206), (7688, 41676), (8556, 37448), (9362, 34224), (10419, 30752), (11408, 28086), (11532, 27784), (13892, 23064), (14043, 22816), (14496, 22103), (15376, 20838), (17112, 18724)]