1520641920

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{113143}}^1$

素因数の和:113172

約数の個数: 128

約数和(自身を含む): 5539530240

約数和(自身を除く): 4018888320

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, 280, 320, 336, 384, 420, 448, 480, 560, 640, 672, 840, 896, 960, 1120, 1344, 1680, 1920, 2240, 2688, 3360, 4480, 6720, 13440, 113143, 226286, 339429, 452572, 565715, 678858, 792001, 905144, 1131430, 1357716, 1584002, 1697145, 1810288, 2262860, 2376003, 2715432, 3168004, 3394290, 3620576, 3960005, 4525720, 4752006, 5430864, 6336008, 6788580, 7241152, 7920010, 9051440, 9504012, 10861728, 11880015, 12672016, 13577160, 14482304, 15840020, 18102880, 19008024, 21723456, 23760030, 25344032, 27154320, 31680040, 36205760, 38016048, 43446912, 47520060, 50688064, 54308640, 63360080, 72411520, 76032096, 95040120, 101376128, 108617280, 126720160, 152064192, 190080240, 217234560, 253440320, 304128384, 380160480, 506880640, 760320960, 1520641920]

約数ペア:

[(1, 1520641920), (2, 760320960), (3, 506880640), (4, 380160480), (5, 304128384), (6, 253440320), (7, 217234560), (8, 190080240), (10, 152064192), (12, 126720160), (14, 108617280), (15, 101376128), (16, 95040120), (20, 76032096), (21, 72411520), (24, 63360080), (28, 54308640), (30, 50688064), (32, 47520060), (35, 43446912), (40, 38016048), (42, 36205760), (48, 31680040), (56, 27154320), (60, 25344032), (64, 23760030), (70, 21723456), (80, 19008024), (84, 18102880), (96, 15840020), (105, 14482304), (112, 13577160), (120, 12672016), (128, 11880015), (140, 10861728), (160, 9504012), (168, 9051440), (192, 7920010), (210, 7241152), (224, 6788580), (240, 6336008), (280, 5430864), (320, 4752006), (336, 4525720), (384, 3960005), (420, 3620576), (448, 3394290), (480, 3168004), (560, 2715432), (640, 2376003), (672, 2262860), (840, 1810288), (896, 1697145), (960, 1584002), (1120, 1357716), (1344, 1131430), (1680, 905144), (1920, 792001), (2240, 678858), (2688, 565715), (3360, 452572), (4480, 339429), (6720, 226286), (13440, 113143)]