342048640

素因数分解:

$2^7\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1223}}^1$

素因数の和:1284

約数の個数: 128

約数和(自身を含む): 898905600

約数和(自身を除く): 556856960

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 23, 32, 38, 40, 46, 64, 76, 80, 92, 95, 115, 128, 152, 160, 184, 190, 230, 304, 320, 368, 380, 437, 460, 608, 640, 736, 760, 874, 920, 1216, 1223, 1472, 1520, 1748, 1840, 2185, 2432, 2446, 2944, 3040, 3496, 3680, 4370, 4892, 6080, 6115, 6992, 7360, 8740, 9784, 12160, 12230, 13984, 14720, 17480, 19568, 23237, 24460, 27968, 28129, 34960, 39136, 46474, 48920, 55936, 56258, 69920, 78272, 92948, 97840, 112516, 116185, 139840, 140645, 156544, 185896, 195680, 225032, 232370, 279680, 281290, 371792, 391360, 450064, 464740, 534451, 562580, 743584, 782720, 900128, 929480, 1068902, 1125160, 1487168, 1800256, 1858960, 2137804, 2250320, 2672255, 2974336, 3600512, 3717920, 4275608, 4500640, 5344510, 7435840, 8551216, 9001280, 10689020, 14871680, 17102432, 18002560, 21378040, 34204864, 42756080, 68409728, 85512160, 171024320, 342048640]

約数ペア:

[(1, 342048640), (2, 171024320), (4, 85512160), (5, 68409728), (8, 42756080), (10, 34204864), (16, 21378040), (19, 18002560), (20, 17102432), (23, 14871680), (32, 10689020), (38, 9001280), (40, 8551216), (46, 7435840), (64, 5344510), (76, 4500640), (80, 4275608), (92, 3717920), (95, 3600512), (115, 2974336), (128, 2672255), (152, 2250320), (160, 2137804), (184, 1858960), (190, 1800256), (230, 1487168), (304, 1125160), (320, 1068902), (368, 929480), (380, 900128), (437, 782720), (460, 743584), (608, 562580), (640, 534451), (736, 464740), (760, 450064), (874, 391360), (920, 371792), (1216, 281290), (1223, 279680), (1472, 232370), (1520, 225032), (1748, 195680), (1840, 185896), (2185, 156544), (2432, 140645), (2446, 139840), (2944, 116185), (3040, 112516), (3496, 97840), (3680, 92948), (4370, 78272), (4892, 69920), (6080, 56258), (6115, 55936), (6992, 48920), (7360, 46474), (8740, 39136), (9784, 34960), (12160, 28129), (12230, 27968), (13984, 24460), (14720, 23237), (17480, 19568)]