30716960

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{491}}^1$

素因数の和:546

約数の個数: 96

約数和(自身を含む): 80341632

約数和(自身を除く): 49624672

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 23, 32, 34, 40, 46, 68, 80, 85, 92, 115, 136, 160, 170, 184, 230, 272, 340, 368, 391, 460, 491, 544, 680, 736, 782, 920, 982, 1360, 1564, 1840, 1955, 1964, 2455, 2720, 3128, 3680, 3910, 3928, 4910, 6256, 7820, 7856, 8347, 9820, 11293, 12512, 15640, 15712, 16694, 19640, 22586, 31280, 33388, 39280, 41735, 45172, 56465, 62560, 66776, 78560, 83470, 90344, 112930, 133552, 166940, 180688, 191981, 225860, 267104, 333880, 361376, 383962, 451720, 667760, 767924, 903440, 959905, 1335520, 1535848, 1806880, 1919810, 3071696, 3839620, 6143392, 7679240, 15358480, 30716960]

約数ペア:

[(1, 30716960), (2, 15358480), (4, 7679240), (5, 6143392), (8, 3839620), (10, 3071696), (16, 1919810), (17, 1806880), (20, 1535848), (23, 1335520), (32, 959905), (34, 903440), (40, 767924), (46, 667760), (68, 451720), (80, 383962), (85, 361376), (92, 333880), (115, 267104), (136, 225860), (160, 191981), (170, 180688), (184, 166940), (230, 133552), (272, 112930), (340, 90344), (368, 83470), (391, 78560), (460, 66776), (491, 62560), (544, 56465), (680, 45172), (736, 41735), (782, 39280), (920, 33388), (982, 31280), (1360, 22586), (1564, 19640), (1840, 16694), (1955, 15712), (1964, 15640), (2455, 12512), (2720, 11293), (3128, 9820), (3680, 8347), (3910, 7856), (3928, 7820), (4910, 6256)]