80528640

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{313}}^1$

素因数の和:404

約数の個数: 144

約数和(自身を含む): 261860928

約数和(自身を除く): 181332288

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 67, 80, 96, 120, 128, 134, 160, 192, 201, 240, 256, 268, 313, 320, 335, 384, 402, 480, 536, 626, 640, 670, 768, 804, 939, 960, 1005, 1072, 1252, 1280, 1340, 1565, 1608, 1878, 1920, 2010, 2144, 2504, 2680, 3130, 3216, 3756, 3840, 4020, 4288, 4695, 5008, 5360, 6260, 6432, 7512, 8040, 8576, 9390, 10016, 10720, 12520, 12864, 15024, 16080, 17152, 18780, 20032, 20971, 21440, 25040, 25728, 30048, 32160, 37560, 40064, 41942, 42880, 50080, 51456, 60096, 62913, 64320, 75120, 80128, 83884, 85760, 100160, 104855, 120192, 125826, 128640, 150240, 167768, 200320, 209710, 240384, 251652, 257280, 300480, 314565, 335536, 400640, 419420, 503304, 600960, 629130, 671072, 838840, 1006608, 1201920, 1258260, 1342144, 1677680, 2013216, 2516520, 2684288, 3355360, 4026432, 5033040, 5368576, 6710720, 8052864, 10066080, 13421440, 16105728, 20132160, 26842880, 40264320, 80528640]

約数ペア:

[(1, 80528640), (2, 40264320), (3, 26842880), (4, 20132160), (5, 16105728), (6, 13421440), (8, 10066080), (10, 8052864), (12, 6710720), (15, 5368576), (16, 5033040), (20, 4026432), (24, 3355360), (30, 2684288), (32, 2516520), (40, 2013216), (48, 1677680), (60, 1342144), (64, 1258260), (67, 1201920), (80, 1006608), (96, 838840), (120, 671072), (128, 629130), (134, 600960), (160, 503304), (192, 419420), (201, 400640), (240, 335536), (256, 314565), (268, 300480), (313, 257280), (320, 251652), (335, 240384), (384, 209710), (402, 200320), (480, 167768), (536, 150240), (626, 128640), (640, 125826), (670, 120192), (768, 104855), (804, 100160), (939, 85760), (960, 83884), (1005, 80128), (1072, 75120), (1252, 64320), (1280, 62913), (1340, 60096), (1565, 51456), (1608, 50080), (1878, 42880), (1920, 41942), (2010, 40064), (2144, 37560), (2504, 32160), (2680, 30048), (3130, 25728), (3216, 25040), (3756, 21440), (3840, 20971), (4020, 20032), (4288, 18780), (4695, 17152), (5008, 16080), (5360, 15024), (6260, 12864), (6432, 12520), (7512, 10720), (8040, 10016), (8576, 9390)]