987145280

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{137}}^1$

素因数の和:277

約数の個数: 224

約数和(自身を含む): 2725643520

約数和(自身を除く): 1738498240

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 23, 32, 40, 44, 46, 55, 64, 80, 88, 89, 92, 110, 115, 137, 160, 176, 178, 184, 220, 230, 253, 274, 320, 352, 356, 368, 440, 445, 460, 506, 548, 685, 704, 712, 736, 880, 890, 920, 979, 1012, 1096, 1265, 1370, 1424, 1472, 1507, 1760, 1780, 1840, 1958, 2024, 2047, 2192, 2530, 2740, 2848, 3014, 3151, 3520, 3560, 3680, 3916, 4048, 4094, 4384, 4895, 5060, 5480, 5696, 6028, 6302, 7120, 7360, 7535, 7832, 8096, 8188, 8768, 9790, 10120, 10235, 10960, 12056, 12193, 12604, 14240, 15070, 15664, 15755, 16192, 16376, 19580, 20240, 20470, 21920, 22517, 24112, 24386, 25208, 28480, 30140, 31328, 31510, 32752, 34661, 39160, 40480, 40940, 43840, 45034, 48224, 48772, 50416, 60280, 60965, 62656, 63020, 65504, 69322, 78320, 80960, 81880, 90068, 96448, 97544, 100832, 112585, 120560, 121930, 126040, 131008, 134123, 138644, 156640, 163760, 173305, 180136, 195088, 201664, 225170, 241120, 243860, 252080, 268246, 277288, 280439, 313280, 327520, 346610, 360272, 390176, 450340, 482240, 487720, 504160, 536492, 554576, 560878, 655040, 670615, 693220, 720544, 780352, 900680, 975440, 1008320, 1072984, 1109152, 1121756, 1341230, 1386440, 1402195, 1441088, 1801360, 1950880, 2145968, 2218304, 2243512, 2682460, 2772880, 2804390, 3084829, 3602720, 3901760, 4291936, 4487024, 5364920, 5545760, 5608780, 6169658, 7205440, 8583872, 8974048, 10729840, 11091520, 11217560, 12339316, 15424145, 17948096, 21459680, 22435120, 24678632, 30848290, 42919360, 44870240, 49357264, 61696580, 89740480, 98714528, 123393160, 197429056, 246786320, 493572640, 987145280]

約数ペア:

[(1, 987145280), (2, 493572640), (4, 246786320), (5, 197429056), (8, 123393160), (10, 98714528), (11, 89740480), (16, 61696580), (20, 49357264), (22, 44870240), (23, 42919360), (32, 30848290), (40, 24678632), (44, 22435120), (46, 21459680), (55, 17948096), (64, 15424145), (80, 12339316), (88, 11217560), (89, 11091520), (92, 10729840), (110, 8974048), (115, 8583872), (137, 7205440), (160, 6169658), (176, 5608780), (178, 5545760), (184, 5364920), (220, 4487024), (230, 4291936), (253, 3901760), (274, 3602720), (320, 3084829), (352, 2804390), (356, 2772880), (368, 2682460), (440, 2243512), (445, 2218304), (460, 2145968), (506, 1950880), (548, 1801360), (685, 1441088), (704, 1402195), (712, 1386440), (736, 1341230), (880, 1121756), (890, 1109152), (920, 1072984), (979, 1008320), (1012, 975440), (1096, 900680), (1265, 780352), (1370, 720544), (1424, 693220), (1472, 670615), (1507, 655040), (1760, 560878), (1780, 554576), (1840, 536492), (1958, 504160), (2024, 487720), (2047, 482240), (2192, 450340), (2530, 390176), (2740, 360272), (2848, 346610), (3014, 327520), (3151, 313280), (3520, 280439), (3560, 277288), (3680, 268246), (3916, 252080), (4048, 243860), (4094, 241120), (4384, 225170), (4895, 201664), (5060, 195088), (5480, 180136), (5696, 173305), (6028, 163760), (6302, 156640), (7120, 138644), (7360, 134123), (7535, 131008), (7832, 126040), (8096, 121930), (8188, 120560), (8768, 112585), (9790, 100832), (10120, 97544), (10235, 96448), (10960, 90068), (12056, 81880), (12193, 80960), (12604, 78320), (14240, 69322), (15070, 65504), (15664, 63020), (15755, 62656), (16192, 60965), (16376, 60280), (19580, 50416), (20240, 48772), (20470, 48224), (21920, 45034), (22517, 43840), (24112, 40940), (24386, 40480), (25208, 39160), (28480, 34661), (30140, 32752), (31328, 31510)]