28271521080

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{7139273}}^1$

素因数の和:7139301

約数の個数: 96

約数和(自身を含む): 100235406960

約数和(自身を除く): 71963885880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 55, 60, 66, 72, 88, 90, 99, 110, 120, 132, 165, 180, 198, 220, 264, 330, 360, 396, 440, 495, 660, 792, 990, 1320, 1980, 3960, 7139273, 14278546, 21417819, 28557092, 35696365, 42835638, 57114184, 64253457, 71392730, 78532003, 85671276, 107089095, 128506914, 142785460, 157064006, 171342552, 214178190, 235596009, 257013828, 285570920, 314128012, 321267285, 392660015, 428356380, 471192018, 514027656, 628256024, 642534570, 706788027, 785320030, 856712760, 942384036, 1177980045, 1285069140, 1413576054, 1570640060, 1884768072, 2355960090, 2570138280, 2827152108, 3141280120, 3533940135, 4711920180, 5654304216, 7067880270, 9423840360, 14135760540, 28271521080]

約数ペア:

[(1, 28271521080), (2, 14135760540), (3, 9423840360), (4, 7067880270), (5, 5654304216), (6, 4711920180), (8, 3533940135), (9, 3141280120), (10, 2827152108), (11, 2570138280), (12, 2355960090), (15, 1884768072), (18, 1570640060), (20, 1413576054), (22, 1285069140), (24, 1177980045), (30, 942384036), (33, 856712760), (36, 785320030), (40, 706788027), (44, 642534570), (45, 628256024), (55, 514027656), (60, 471192018), (66, 428356380), (72, 392660015), (88, 321267285), (90, 314128012), (99, 285570920), (110, 257013828), (120, 235596009), (132, 214178190), (165, 171342552), (180, 157064006), (198, 142785460), (220, 128506914), (264, 107089095), (330, 85671276), (360, 78532003), (396, 71392730), (440, 64253457), (495, 57114184), (660, 42835638), (792, 35696365), (990, 28557092), (1320, 21417819), (1980, 14278546), (3960, 7139273)]