1215093120

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{4831}}^1$

素因数の和:4984

約数の個数: 128

約数和(自身を含む): 3903482880

約数和(自身を除く): 2688389760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 131, 160, 192, 240, 262, 320, 384, 393, 480, 524, 640, 655, 786, 960, 1048, 1310, 1572, 1920, 1965, 2096, 2620, 3144, 3930, 4192, 4831, 5240, 6288, 7860, 8384, 9662, 10480, 12576, 14493, 15720, 16768, 19324, 20960, 24155, 25152, 28986, 31440, 38648, 41920, 48310, 50304, 57972, 62880, 72465, 77296, 83840, 96620, 115944, 125760, 144930, 154592, 193240, 231888, 251520, 289860, 309184, 386480, 463776, 579720, 618368, 632861, 772960, 927552, 1159440, 1265722, 1545920, 1855104, 1898583, 2318880, 2531444, 3091840, 3164305, 3797166, 4637760, 5062888, 6328610, 7594332, 9275520, 9492915, 10125776, 12657220, 15188664, 18985830, 20251552, 25314440, 30377328, 37971660, 40503104, 50628880, 60754656, 75943320, 81006208, 101257760, 121509312, 151886640, 202515520, 243018624, 303773280, 405031040, 607546560, 1215093120]

約数ペア:

[(1, 1215093120), (2, 607546560), (3, 405031040), (4, 303773280), (5, 243018624), (6, 202515520), (8, 151886640), (10, 121509312), (12, 101257760), (15, 81006208), (16, 75943320), (20, 60754656), (24, 50628880), (30, 40503104), (32, 37971660), (40, 30377328), (48, 25314440), (60, 20251552), (64, 18985830), (80, 15188664), (96, 12657220), (120, 10125776), (128, 9492915), (131, 9275520), (160, 7594332), (192, 6328610), (240, 5062888), (262, 4637760), (320, 3797166), (384, 3164305), (393, 3091840), (480, 2531444), (524, 2318880), (640, 1898583), (655, 1855104), (786, 1545920), (960, 1265722), (1048, 1159440), (1310, 927552), (1572, 772960), (1920, 632861), (1965, 618368), (2096, 579720), (2620, 463776), (3144, 386480), (3930, 309184), (4192, 289860), (4831, 251520), (5240, 231888), (6288, 193240), (7860, 154592), (8384, 144930), (9662, 125760), (10480, 115944), (12576, 96620), (14493, 83840), (15720, 77296), (16768, 72465), (19324, 62880), (20960, 57972), (24155, 50304), (25152, 48310), (28986, 41920), (31440, 38648)]