1561969920

素因数分解:

$2^8\times 3^1\times 5^1\times 7^1\times {\mathrm{58109}}^1$

素因数の和:58140

約数の個数: 144

約数和(自身を含む): 5701288320

約数和(自身を除く): 4139318400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 256, 280, 320, 336, 384, 420, 448, 480, 560, 640, 672, 768, 840, 896, 960, 1120, 1280, 1344, 1680, 1792, 1920, 2240, 2688, 3360, 3840, 4480, 5376, 6720, 8960, 13440, 26880, 58109, 116218, 174327, 232436, 290545, 348654, 406763, 464872, 581090, 697308, 813526, 871635, 929744, 1162180, 1220289, 1394616, 1627052, 1743270, 1859488, 2033815, 2324360, 2440578, 2789232, 3254104, 3486540, 3718976, 4067630, 4648720, 4881156, 5578464, 6101445, 6508208, 6973080, 7437952, 8135260, 9297440, 9762312, 11156928, 12202890, 13016416, 13946160, 14875904, 16270520, 18594880, 19524624, 22313856, 24405780, 26032832, 27892320, 32541040, 37189760, 39049248, 44627712, 48811560, 52065664, 55784640, 65082080, 74379520, 78098496, 97623120, 104131328, 111569280, 130164160, 156196992, 195246240, 223138560, 260328320, 312393984, 390492480, 520656640, 780984960, 1561969920]

約数ペア:

[(1, 1561969920), (2, 780984960), (3, 520656640), (4, 390492480), (5, 312393984), (6, 260328320), (7, 223138560), (8, 195246240), (10, 156196992), (12, 130164160), (14, 111569280), (15, 104131328), (16, 97623120), (20, 78098496), (21, 74379520), (24, 65082080), (28, 55784640), (30, 52065664), (32, 48811560), (35, 44627712), (40, 39049248), (42, 37189760), (48, 32541040), (56, 27892320), (60, 26032832), (64, 24405780), (70, 22313856), (80, 19524624), (84, 18594880), (96, 16270520), (105, 14875904), (112, 13946160), (120, 13016416), (128, 12202890), (140, 11156928), (160, 9762312), (168, 9297440), (192, 8135260), (210, 7437952), (224, 6973080), (240, 6508208), (256, 6101445), (280, 5578464), (320, 4881156), (336, 4648720), (384, 4067630), (420, 3718976), (448, 3486540), (480, 3254104), (560, 2789232), (640, 2440578), (672, 2324360), (768, 2033815), (840, 1859488), (896, 1743270), (960, 1627052), (1120, 1394616), (1280, 1220289), (1344, 1162180), (1680, 929744), (1792, 871635), (1920, 813526), (2240, 697308), (2688, 581090), (3360, 464872), (3840, 406763), (4480, 348654), (5376, 290545), (6720, 232436), (8960, 174327), (13440, 116218), (26880, 58109)]