1021915920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{29}}^2\times {\mathrm{61}}^1\times {\mathrm{83}}^1$

素因数の和:218

約数の個数: 240

約数和(自身を含む): 3374908992

約数和(自身を除く): 2352993072

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 29, 30, 40, 48, 58, 60, 61, 80, 83, 87, 116, 120, 122, 145, 166, 174, 183, 232, 240, 244, 249, 290, 305, 332, 348, 366, 415, 435, 464, 488, 498, 580, 610, 664, 696, 732, 830, 841, 870, 915, 976, 996, 1160, 1220, 1245, 1328, 1392, 1464, 1660, 1682, 1740, 1769, 1830, 1992, 2320, 2407, 2440, 2490, 2523, 2928, 3320, 3364, 3480, 3538, 3660, 3984, 4205, 4814, 4880, 4980, 5046, 5063, 5307, 6640, 6728, 6960, 7076, 7221, 7320, 8410, 8845, 9628, 9960, 10092, 10126, 10614, 12035, 12615, 13456, 14152, 14442, 14640, 15189, 16820, 17690, 19256, 19920, 20184, 20252, 21228, 24070, 25230, 25315, 26535, 28304, 28884, 30378, 33640, 35380, 36105, 38512, 40368, 40504, 42456, 48140, 50460, 50630, 51301, 53070, 57768, 60756, 67280, 69803, 70760, 72210, 75945, 81008, 84912, 96280, 100920, 101260, 102602, 106140, 115536, 121512, 139606, 141520, 144420, 146827, 151890, 153903, 192560, 201840, 202520, 205204, 209409, 212280, 243024, 256505, 279212, 288840, 293654, 303780, 307806, 349015, 405040, 410408, 418818, 424560, 440481, 513010, 558424, 577680, 587308, 607560, 615612, 698030, 734135, 769515, 820816, 837636, 880962, 1026020, 1047045, 1116848, 1174616, 1215120, 1231224, 1396060, 1468270, 1539030, 1675272, 1761924, 2052040, 2094090, 2202405, 2349232, 2462448, 2792120, 2936540, 3078060, 3350544, 3523848, 4104080, 4188180, 4257983, 4404810, 5584240, 5873080, 6156120, 7047696, 8376360, 8515966, 8809620, 11746160, 12312240, 12773949, 16752720, 17031932, 17619240, 21289915, 25547898, 34063864, 35238480, 42579830, 51095796, 63869745, 68127728, 85159660, 102191592, 127739490, 170319320, 204383184, 255478980, 340638640, 510957960, 1021915920]

約数ペア:

[(1, 1021915920), (2, 510957960), (3, 340638640), (4, 255478980), (5, 204383184), (6, 170319320), (8, 127739490), (10, 102191592), (12, 85159660), (15, 68127728), (16, 63869745), (20, 51095796), (24, 42579830), (29, 35238480), (30, 34063864), (40, 25547898), (48, 21289915), (58, 17619240), (60, 17031932), (61, 16752720), (80, 12773949), (83, 12312240), (87, 11746160), (116, 8809620), (120, 8515966), (122, 8376360), (145, 7047696), (166, 6156120), (174, 5873080), (183, 5584240), (232, 4404810), (240, 4257983), (244, 4188180), (249, 4104080), (290, 3523848), (305, 3350544), (332, 3078060), (348, 2936540), (366, 2792120), (415, 2462448), (435, 2349232), (464, 2202405), (488, 2094090), (498, 2052040), (580, 1761924), (610, 1675272), (664, 1539030), (696, 1468270), (732, 1396060), (830, 1231224), (841, 1215120), (870, 1174616), (915, 1116848), (976, 1047045), (996, 1026020), (1160, 880962), (1220, 837636), (1245, 820816), (1328, 769515), (1392, 734135), (1464, 698030), (1660, 615612), (1682, 607560), (1740, 587308), (1769, 577680), (1830, 558424), (1992, 513010), (2320, 440481), (2407, 424560), (2440, 418818), (2490, 410408), (2523, 405040), (2928, 349015), (3320, 307806), (3364, 303780), (3480, 293654), (3538, 288840), (3660, 279212), (3984, 256505), (4205, 243024), (4814, 212280), (4880, 209409), (4980, 205204), (5046, 202520), (5063, 201840), (5307, 192560), (6640, 153903), (6728, 151890), (6960, 146827), (7076, 144420), (7221, 141520), (7320, 139606), (8410, 121512), (8845, 115536), (9628, 106140), (9960, 102602), (10092, 101260), (10126, 100920), (10614, 96280), (12035, 84912), (12615, 81008), (13456, 75945), (14152, 72210), (14442, 70760), (14640, 69803), (15189, 67280), (16820, 60756), (17690, 57768), (19256, 53070), (19920, 51301), (20184, 50630), (20252, 50460), (21228, 48140), (24070, 42456), (25230, 40504), (25315, 40368), (26535, 38512), (28304, 36105), (28884, 35380), (30378, 33640)]