131816960

素因数分解:

$2^9\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1$

素因数の和:216

約数の個数: 160

約数和(自身を含む): 358262784

約数和(自身を除く): 226445824

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 32, 40, 44, 55, 62, 64, 80, 88, 110, 124, 128, 151, 155, 160, 176, 220, 248, 256, 302, 310, 320, 341, 352, 440, 496, 512, 604, 620, 640, 682, 704, 755, 880, 992, 1208, 1240, 1280, 1364, 1408, 1510, 1661, 1705, 1760, 1984, 2416, 2480, 2560, 2728, 2816, 3020, 3322, 3410, 3520, 3968, 4681, 4832, 4960, 5456, 5632, 6040, 6644, 6820, 7040, 7936, 8305, 9362, 9664, 9920, 10912, 12080, 13288, 13640, 14080, 15872, 16610, 18724, 19328, 19840, 21824, 23405, 24160, 26576, 27280, 28160, 33220, 37448, 38656, 39680, 43648, 46810, 48320, 51491, 53152, 54560, 66440, 74896, 77312, 79360, 87296, 93620, 96640, 102982, 106304, 109120, 132880, 149792, 174592, 187240, 193280, 205964, 212608, 218240, 257455, 265760, 299584, 374480, 386560, 411928, 425216, 436480, 514910, 531520, 599168, 748960, 823856, 850432, 872960, 1029820, 1063040, 1198336, 1497920, 1647712, 2059640, 2126080, 2396672, 2995840, 3295424, 4119280, 4252160, 5991680, 6590848, 8238560, 11983360, 13181696, 16477120, 26363392, 32954240, 65908480, 131816960]

約数ペア:

[(1, 131816960), (2, 65908480), (4, 32954240), (5, 26363392), (8, 16477120), (10, 13181696), (11, 11983360), (16, 8238560), (20, 6590848), (22, 5991680), (31, 4252160), (32, 4119280), (40, 3295424), (44, 2995840), (55, 2396672), (62, 2126080), (64, 2059640), (80, 1647712), (88, 1497920), (110, 1198336), (124, 1063040), (128, 1029820), (151, 872960), (155, 850432), (160, 823856), (176, 748960), (220, 599168), (248, 531520), (256, 514910), (302, 436480), (310, 425216), (320, 411928), (341, 386560), (352, 374480), (440, 299584), (496, 265760), (512, 257455), (604, 218240), (620, 212608), (640, 205964), (682, 193280), (704, 187240), (755, 174592), (880, 149792), (992, 132880), (1208, 109120), (1240, 106304), (1280, 102982), (1364, 96640), (1408, 93620), (1510, 87296), (1661, 79360), (1705, 77312), (1760, 74896), (1984, 66440), (2416, 54560), (2480, 53152), (2560, 51491), (2728, 48320), (2816, 46810), (3020, 43648), (3322, 39680), (3410, 38656), (3520, 37448), (3968, 33220), (4681, 28160), (4832, 27280), (4960, 26576), (5456, 24160), (5632, 23405), (6040, 21824), (6644, 19840), (6820, 19328), (7040, 18724), (7936, 16610), (8305, 15872), (9362, 14080), (9664, 13640), (9920, 13288), (10912, 12080)]