211211520

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4231}}^1$

素因数の和:4268

約数の個数: 144

約数和(自身を含む): 726617472

約数和(自身を除く): 515405952

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 128, 130, 156, 160, 192, 195, 208, 240, 256, 260, 312, 320, 384, 390, 416, 480, 520, 624, 640, 768, 780, 832, 960, 1040, 1248, 1280, 1560, 1664, 1920, 2080, 2496, 3120, 3328, 3840, 4160, 4231, 4992, 6240, 8320, 8462, 9984, 12480, 12693, 16640, 16924, 21155, 24960, 25386, 33848, 42310, 49920, 50772, 55003, 63465, 67696, 84620, 101544, 110006, 126930, 135392, 165009, 169240, 203088, 220012, 253860, 270784, 275015, 330018, 338480, 406176, 440024, 507720, 541568, 550030, 660036, 676960, 812352, 825045, 880048, 1015440, 1083136, 1100060, 1320072, 1353920, 1624704, 1650090, 1760096, 2030880, 2200120, 2640144, 2707840, 3249408, 3300180, 3520192, 4061760, 4400240, 5280288, 5415680, 6600360, 7040384, 8123520, 8800480, 10560576, 13200720, 14080768, 16247040, 17600960, 21121152, 26401440, 35201920, 42242304, 52802880, 70403840, 105605760, 211211520]

約数ペア:

[(1, 211211520), (2, 105605760), (3, 70403840), (4, 52802880), (5, 42242304), (6, 35201920), (8, 26401440), (10, 21121152), (12, 17600960), (13, 16247040), (15, 14080768), (16, 13200720), (20, 10560576), (24, 8800480), (26, 8123520), (30, 7040384), (32, 6600360), (39, 5415680), (40, 5280288), (48, 4400240), (52, 4061760), (60, 3520192), (64, 3300180), (65, 3249408), (78, 2707840), (80, 2640144), (96, 2200120), (104, 2030880), (120, 1760096), (128, 1650090), (130, 1624704), (156, 1353920), (160, 1320072), (192, 1100060), (195, 1083136), (208, 1015440), (240, 880048), (256, 825045), (260, 812352), (312, 676960), (320, 660036), (384, 550030), (390, 541568), (416, 507720), (480, 440024), (520, 406176), (624, 338480), (640, 330018), (768, 275015), (780, 270784), (832, 253860), (960, 220012), (1040, 203088), (1248, 169240), (1280, 165009), (1560, 135392), (1664, 126930), (1920, 110006), (2080, 101544), (2496, 84620), (3120, 67696), (3328, 63465), (3840, 55003), (4160, 50772), (4231, 49920), (4992, 42310), (6240, 33848), (8320, 25386), (8462, 24960), (9984, 21155), (12480, 16924), (12693, 16640)]