71823480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{491}}^1$

素因数の和:581

約数の個数: 128

約数和(自身を含む): 229547520

約数和(自身を除く): 157724040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 53, 60, 69, 92, 106, 115, 120, 138, 159, 184, 212, 230, 265, 276, 318, 345, 424, 460, 491, 530, 552, 636, 690, 795, 920, 982, 1060, 1219, 1272, 1380, 1473, 1590, 1964, 2120, 2438, 2455, 2760, 2946, 3180, 3657, 3928, 4876, 4910, 5892, 6095, 6360, 7314, 7365, 9752, 9820, 11293, 11784, 12190, 14628, 14730, 18285, 19640, 22586, 24380, 26023, 29256, 29460, 33879, 36570, 45172, 48760, 52046, 56465, 58920, 67758, 73140, 78069, 90344, 104092, 112930, 130115, 135516, 146280, 156138, 169395, 208184, 225860, 260230, 271032, 312276, 338790, 390345, 451720, 520460, 598529, 624552, 677580, 780690, 1040920, 1197058, 1355160, 1561380, 1795587, 2394116, 2992645, 3122760, 3591174, 4788232, 5985290, 7182348, 8977935, 11970580, 14364696, 17955870, 23941160, 35911740, 71823480]

約数ペア:

[(1, 71823480), (2, 35911740), (3, 23941160), (4, 17955870), (5, 14364696), (6, 11970580), (8, 8977935), (10, 7182348), (12, 5985290), (15, 4788232), (20, 3591174), (23, 3122760), (24, 2992645), (30, 2394116), (40, 1795587), (46, 1561380), (53, 1355160), (60, 1197058), (69, 1040920), (92, 780690), (106, 677580), (115, 624552), (120, 598529), (138, 520460), (159, 451720), (184, 390345), (212, 338790), (230, 312276), (265, 271032), (276, 260230), (318, 225860), (345, 208184), (424, 169395), (460, 156138), (491, 146280), (530, 135516), (552, 130115), (636, 112930), (690, 104092), (795, 90344), (920, 78069), (982, 73140), (1060, 67758), (1219, 58920), (1272, 56465), (1380, 52046), (1473, 48760), (1590, 45172), (1964, 36570), (2120, 33879), (2438, 29460), (2455, 29256), (2760, 26023), (2946, 24380), (3180, 22586), (3657, 19640), (3928, 18285), (4876, 14730), (4910, 14628), (5892, 12190), (6095, 11784), (6360, 11293), (7314, 9820), (7365, 9752)]