262744080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1\times {\mathrm{137}}^1$

素因数の和:345

約数の個数: 160

約数和(自身を含む): 840267648

約数和(自身を除く): 577523568

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 61, 80, 120, 122, 131, 137, 183, 240, 244, 262, 274, 305, 366, 393, 411, 488, 524, 548, 610, 655, 685, 732, 786, 822, 915, 976, 1048, 1096, 1220, 1310, 1370, 1464, 1572, 1644, 1830, 1965, 2055, 2096, 2192, 2440, 2620, 2740, 2928, 3144, 3288, 3660, 3930, 4110, 4880, 5240, 5480, 6288, 6576, 7320, 7860, 7991, 8220, 8357, 10480, 10960, 14640, 15720, 15982, 16440, 16714, 17947, 23973, 25071, 31440, 31964, 32880, 33428, 35894, 39955, 41785, 47946, 50142, 53841, 63928, 66856, 71788, 79910, 83570, 89735, 95892, 100284, 107682, 119865, 125355, 127856, 133712, 143576, 159820, 167140, 179470, 191784, 200568, 215364, 239730, 250710, 269205, 287152, 319640, 334280, 358940, 383568, 401136, 430728, 479460, 501420, 538410, 639280, 668560, 717880, 861456, 958920, 1002840, 1076820, 1094767, 1435760, 1917840, 2005680, 2153640, 2189534, 3284301, 4307280, 4379068, 5473835, 6568602, 8758136, 10947670, 13137204, 16421505, 17516272, 21895340, 26274408, 32843010, 43790680, 52548816, 65686020, 87581360, 131372040, 262744080]

約数ペア:

[(1, 262744080), (2, 131372040), (3, 87581360), (4, 65686020), (5, 52548816), (6, 43790680), (8, 32843010), (10, 26274408), (12, 21895340), (15, 17516272), (16, 16421505), (20, 13137204), (24, 10947670), (30, 8758136), (40, 6568602), (48, 5473835), (60, 4379068), (61, 4307280), (80, 3284301), (120, 2189534), (122, 2153640), (131, 2005680), (137, 1917840), (183, 1435760), (240, 1094767), (244, 1076820), (262, 1002840), (274, 958920), (305, 861456), (366, 717880), (393, 668560), (411, 639280), (488, 538410), (524, 501420), (548, 479460), (610, 430728), (655, 401136), (685, 383568), (732, 358940), (786, 334280), (822, 319640), (915, 287152), (976, 269205), (1048, 250710), (1096, 239730), (1220, 215364), (1310, 200568), (1370, 191784), (1464, 179470), (1572, 167140), (1644, 159820), (1830, 143576), (1965, 133712), (2055, 127856), (2096, 125355), (2192, 119865), (2440, 107682), (2620, 100284), (2740, 95892), (2928, 89735), (3144, 83570), (3288, 79910), (3660, 71788), (3930, 66856), (4110, 63928), (4880, 53841), (5240, 50142), (5480, 47946), (6288, 41785), (6576, 39955), (7320, 35894), (7860, 33428), (7991, 32880), (8220, 31964), (8357, 31440), (10480, 25071), (10960, 23973), (14640, 17947), (15720, 16714), (15982, 16440)]