231680640

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{1801}}^1$

素因数の和:1890

約数の個数: 128

約数和(自身を含む): 749920320

約数和(自身を除く): 518239680

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, 268, 320, 335, 384, 402, 480, 536, 640, 670, 804, 960, 1005, 1072, 1340, 1608, 1801, 1920, 2010, 2144, 2680, 3216, 3602, 4020, 4288, 5360, 5403, 6432, 7204, 8040, 8576, 9005, 10720, 10806, 12864, 14408, 16080, 18010, 21440, 21612, 25728, 27015, 28816, 32160, 36020, 42880, 43224, 54030, 57632, 64320, 72040, 86448, 108060, 115264, 120667, 128640, 144080, 172896, 216120, 230528, 241334, 288160, 345792, 362001, 432240, 482668, 576320, 603335, 691584, 724002, 864480, 965336, 1152640, 1206670, 1448004, 1728960, 1810005, 1930672, 2413340, 2896008, 3457920, 3620010, 3861344, 4826680, 5792016, 7240020, 7722688, 9653360, 11584032, 14480040, 15445376, 19306720, 23168064, 28960080, 38613440, 46336128, 57920160, 77226880, 115840320, 231680640]

約数ペア:

[(1, 231680640), (2, 115840320), (3, 77226880), (4, 57920160), (5, 46336128), (6, 38613440), (8, 28960080), (10, 23168064), (12, 19306720), (15, 15445376), (16, 14480040), (20, 11584032), (24, 9653360), (30, 7722688), (32, 7240020), (40, 5792016), (48, 4826680), (60, 3861344), (64, 3620010), (67, 3457920), (80, 2896008), (96, 2413340), (120, 1930672), (128, 1810005), (134, 1728960), (160, 1448004), (192, 1206670), (201, 1152640), (240, 965336), (268, 864480), (320, 724002), (335, 691584), (384, 603335), (402, 576320), (480, 482668), (536, 432240), (640, 362001), (670, 345792), (804, 288160), (960, 241334), (1005, 230528), (1072, 216120), (1340, 172896), (1608, 144080), (1801, 128640), (1920, 120667), (2010, 115264), (2144, 108060), (2680, 86448), (3216, 72040), (3602, 64320), (4020, 57632), (4288, 54030), (5360, 43224), (5403, 42880), (6432, 36020), (7204, 32160), (8040, 28816), (8576, 27015), (9005, 25728), (10720, 21612), (10806, 21440), (12864, 18010), (14408, 16080)]