160319720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{151}}^1$

素因数の和:319

約数の個数: 128

約数和(自身を含む): 420249600

約数和(自身を除く): 259929880

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 38, 40, 44, 55, 76, 88, 95, 110, 127, 151, 152, 190, 209, 220, 254, 302, 380, 418, 440, 508, 604, 635, 755, 760, 836, 1016, 1045, 1208, 1270, 1397, 1510, 1661, 1672, 2090, 2413, 2540, 2794, 2869, 3020, 3322, 4180, 4826, 5080, 5588, 5738, 6040, 6644, 6985, 8305, 8360, 9652, 11176, 11476, 12065, 13288, 13970, 14345, 16610, 19177, 19304, 22952, 24130, 26543, 27940, 28690, 31559, 33220, 38354, 48260, 53086, 55880, 57380, 63118, 66440, 76708, 95885, 96520, 106172, 114760, 126236, 132715, 153416, 157795, 191770, 210947, 212344, 252472, 265430, 315590, 364363, 383540, 421894, 530860, 631180, 728726, 767080, 843788, 1054735, 1061720, 1262360, 1457452, 1687576, 1821815, 2109470, 2914904, 3643630, 4007993, 4218940, 7287260, 8015986, 8437880, 14574520, 16031972, 20039965, 32063944, 40079930, 80159860, 160319720]

約数ペア:

[(1, 160319720), (2, 80159860), (4, 40079930), (5, 32063944), (8, 20039965), (10, 16031972), (11, 14574520), (19, 8437880), (20, 8015986), (22, 7287260), (38, 4218940), (40, 4007993), (44, 3643630), (55, 2914904), (76, 2109470), (88, 1821815), (95, 1687576), (110, 1457452), (127, 1262360), (151, 1061720), (152, 1054735), (190, 843788), (209, 767080), (220, 728726), (254, 631180), (302, 530860), (380, 421894), (418, 383540), (440, 364363), (508, 315590), (604, 265430), (635, 252472), (755, 212344), (760, 210947), (836, 191770), (1016, 157795), (1045, 153416), (1208, 132715), (1270, 126236), (1397, 114760), (1510, 106172), (1661, 96520), (1672, 95885), (2090, 76708), (2413, 66440), (2540, 63118), (2794, 57380), (2869, 55880), (3020, 53086), (3322, 48260), (4180, 38354), (4826, 33220), (5080, 31559), (5588, 28690), (5738, 27940), (6040, 26543), (6644, 24130), (6985, 22952), (8305, 19304), (8360, 19177), (9652, 16610), (11176, 14345), (11476, 13970), (12065, 13288)]