279930560

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{9613}}^1$

素因数の和:9650

約数の個数: 112

約数和(自身を含む): 820497216

約数和(自身を除く): 540566656

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 64, 65, 70, 80, 91, 104, 112, 130, 140, 160, 182, 208, 224, 260, 280, 320, 364, 416, 448, 455, 520, 560, 728, 832, 910, 1040, 1120, 1456, 1820, 2080, 2240, 2912, 3640, 4160, 5824, 7280, 9613, 14560, 19226, 29120, 38452, 48065, 67291, 76904, 96130, 124969, 134582, 153808, 192260, 249938, 269164, 307616, 336455, 384520, 499876, 538328, 615232, 624845, 672910, 769040, 874783, 999752, 1076656, 1249690, 1345820, 1538080, 1749566, 1999504, 2153312, 2499380, 2691640, 3076160, 3499132, 3999008, 4306624, 4373915, 4998760, 5383280, 6998264, 7998016, 8747830, 9997520, 10766560, 13996528, 17495660, 19995040, 21533120, 27993056, 34991320, 39990080, 55986112, 69982640, 139965280, 279930560]

約数ペア:

[(1, 279930560), (2, 139965280), (4, 69982640), (5, 55986112), (7, 39990080), (8, 34991320), (10, 27993056), (13, 21533120), (14, 19995040), (16, 17495660), (20, 13996528), (26, 10766560), (28, 9997520), (32, 8747830), (35, 7998016), (40, 6998264), (52, 5383280), (56, 4998760), (64, 4373915), (65, 4306624), (70, 3999008), (80, 3499132), (91, 3076160), (104, 2691640), (112, 2499380), (130, 2153312), (140, 1999504), (160, 1749566), (182, 1538080), (208, 1345820), (224, 1249690), (260, 1076656), (280, 999752), (320, 874783), (364, 769040), (416, 672910), (448, 624845), (455, 615232), (520, 538328), (560, 499876), (728, 384520), (832, 336455), (910, 307616), (1040, 269164), (1120, 249938), (1456, 192260), (1820, 153808), (2080, 134582), (2240, 124969), (2912, 96130), (3640, 76904), (4160, 67291), (5824, 48065), (7280, 38452), (9613, 29120), (14560, 19226)]