331560640

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{2371}}^1$

素因数の和:2430

約数の個数: 112

約数和(自身を含む): 867582720

約数和(自身を除く): 536022080

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 23, 32, 38, 40, 46, 64, 76, 80, 92, 95, 115, 152, 160, 184, 190, 230, 304, 320, 368, 380, 437, 460, 608, 736, 760, 874, 920, 1216, 1472, 1520, 1748, 1840, 2185, 2371, 3040, 3496, 3680, 4370, 4742, 6080, 6992, 7360, 8740, 9484, 11855, 13984, 17480, 18968, 23710, 27968, 34960, 37936, 45049, 47420, 54533, 69920, 75872, 90098, 94840, 109066, 139840, 151744, 180196, 189680, 218132, 225245, 272665, 360392, 379360, 436264, 450490, 545330, 720784, 758720, 872528, 900980, 1036127, 1090660, 1441568, 1745056, 1801960, 2072254, 2181320, 2883136, 3490112, 3603920, 4144508, 4362640, 5180635, 7207840, 8289016, 8725280, 10361270, 14415680, 16578032, 17450560, 20722540, 33156064, 41445080, 66312128, 82890160, 165780320, 331560640]

約数ペア:

[(1, 331560640), (2, 165780320), (4, 82890160), (5, 66312128), (8, 41445080), (10, 33156064), (16, 20722540), (19, 17450560), (20, 16578032), (23, 14415680), (32, 10361270), (38, 8725280), (40, 8289016), (46, 7207840), (64, 5180635), (76, 4362640), (80, 4144508), (92, 3603920), (95, 3490112), (115, 2883136), (152, 2181320), (160, 2072254), (184, 1801960), (190, 1745056), (230, 1441568), (304, 1090660), (320, 1036127), (368, 900980), (380, 872528), (437, 758720), (460, 720784), (608, 545330), (736, 450490), (760, 436264), (874, 379360), (920, 360392), (1216, 272665), (1472, 225245), (1520, 218132), (1748, 189680), (1840, 180196), (2185, 151744), (2371, 139840), (3040, 109066), (3496, 94840), (3680, 90098), (4370, 75872), (4742, 69920), (6080, 54533), (6992, 47420), (7360, 45049), (8740, 37936), (9484, 34960), (11855, 27968), (13984, 23710), (17480, 18968)]