27427260

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{491}}^1$

素因数の和:536

約数の個数: 144

約数和(自身を含む): 94227840

約数和(自身を除く): 66800580

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 49, 57, 60, 70, 76, 84, 95, 98, 105, 114, 133, 140, 147, 190, 196, 210, 228, 245, 266, 285, 294, 380, 399, 420, 490, 491, 532, 570, 588, 665, 735, 798, 931, 980, 982, 1140, 1330, 1470, 1473, 1596, 1862, 1964, 1995, 2455, 2660, 2793, 2940, 2946, 3437, 3724, 3990, 4655, 4910, 5586, 5892, 6874, 7365, 7980, 9310, 9329, 9820, 10311, 11172, 13748, 13965, 14730, 17185, 18620, 18658, 20622, 24059, 27930, 27987, 29460, 34370, 37316, 41244, 46645, 48118, 51555, 55860, 55974, 65303, 68740, 72177, 93290, 96236, 103110, 111948, 120295, 130606, 139935, 144354, 186580, 195909, 206220, 240590, 261212, 279870, 288708, 326515, 360885, 391818, 457121, 481180, 559740, 653030, 721770, 783636, 914242, 979545, 1306060, 1371363, 1443540, 1828484, 1959090, 2285605, 2742726, 3918180, 4571210, 5485452, 6856815, 9142420, 13713630, 27427260]

約数ペア:

[(1, 27427260), (2, 13713630), (3, 9142420), (4, 6856815), (5, 5485452), (6, 4571210), (7, 3918180), (10, 2742726), (12, 2285605), (14, 1959090), (15, 1828484), (19, 1443540), (20, 1371363), (21, 1306060), (28, 979545), (30, 914242), (35, 783636), (38, 721770), (42, 653030), (49, 559740), (57, 481180), (60, 457121), (70, 391818), (76, 360885), (84, 326515), (95, 288708), (98, 279870), (105, 261212), (114, 240590), (133, 206220), (140, 195909), (147, 186580), (190, 144354), (196, 139935), (210, 130606), (228, 120295), (245, 111948), (266, 103110), (285, 96236), (294, 93290), (380, 72177), (399, 68740), (420, 65303), (490, 55974), (491, 55860), (532, 51555), (570, 48118), (588, 46645), (665, 41244), (735, 37316), (798, 34370), (931, 29460), (980, 27987), (982, 27930), (1140, 24059), (1330, 20622), (1470, 18658), (1473, 18620), (1596, 17185), (1862, 14730), (1964, 13965), (1995, 13748), (2455, 11172), (2660, 10311), (2793, 9820), (2940, 9329), (2946, 9310), (3437, 7980), (3724, 7365), (3990, 6874), (4655, 5892), (4910, 5586)]