123039280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{16901}}^1$

素因数の和:16934

約数の個数: 80

約数和(自身を含む): 352102464

約数和(自身を除く): 229063184

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 182, 208, 260, 280, 364, 455, 520, 560, 728, 910, 1040, 1456, 1820, 3640, 7280, 16901, 33802, 67604, 84505, 118307, 135208, 169010, 219713, 236614, 270416, 338020, 439426, 473228, 591535, 676040, 878852, 946456, 1098565, 1183070, 1352080, 1537991, 1757704, 1892912, 2197130, 2366140, 3075982, 3515408, 4394260, 4732280, 6151964, 7689955, 8788520, 9464560, 12303928, 15379910, 17577040, 24607856, 30759820, 61519640, 123039280]

約数ペア:

[(1, 123039280), (2, 61519640), (4, 30759820), (5, 24607856), (7, 17577040), (8, 15379910), (10, 12303928), (13, 9464560), (14, 8788520), (16, 7689955), (20, 6151964), (26, 4732280), (28, 4394260), (35, 3515408), (40, 3075982), (52, 2366140), (56, 2197130), (65, 1892912), (70, 1757704), (80, 1537991), (91, 1352080), (104, 1183070), (112, 1098565), (130, 946456), (140, 878852), (182, 676040), (208, 591535), (260, 473228), (280, 439426), (364, 338020), (455, 270416), (520, 236614), (560, 219713), (728, 169010), (910, 135208), (1040, 118307), (1456, 84505), (1820, 67604), (3640, 33802), (7280, 16901)]