291249630

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{211}}^1\times {\mathrm{313}}^1$

素因数の和:551

約数の個数: 144

約数和(自身を含む): 887883984

約数和(自身を除く): 596634354

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 49, 63, 70, 90, 98, 105, 126, 147, 210, 211, 245, 294, 313, 315, 422, 441, 490, 626, 630, 633, 735, 882, 939, 1055, 1266, 1470, 1477, 1565, 1878, 1899, 2110, 2191, 2205, 2817, 2954, 3130, 3165, 3798, 4382, 4410, 4431, 4695, 5634, 6330, 6573, 7385, 8862, 9390, 9495, 10339, 10955, 13146, 13293, 14085, 14770, 15337, 18990, 19719, 20678, 21910, 22155, 26586, 28170, 30674, 31017, 32865, 39438, 44310, 46011, 51695, 62034, 65730, 66043, 66465, 76685, 92022, 93051, 98595, 103390, 132086, 132930, 138033, 153370, 155085, 186102, 197190, 198129, 230055, 276066, 310170, 330215, 396258, 460110, 462301, 465255, 594387, 660430, 690165, 924602, 930510, 990645, 1188774, 1380330, 1386903, 1981290, 2311505, 2773806, 2971935, 3236107, 4160709, 4623010, 5943870, 6472214, 6934515, 8321418, 9708321, 13869030, 16180535, 19416642, 20803545, 29124963, 32361070, 41607090, 48541605, 58249926, 97083210, 145624815, 291249630]

約数ペア:

[(1, 291249630), (2, 145624815), (3, 97083210), (5, 58249926), (6, 48541605), (7, 41607090), (9, 32361070), (10, 29124963), (14, 20803545), (15, 19416642), (18, 16180535), (21, 13869030), (30, 9708321), (35, 8321418), (42, 6934515), (45, 6472214), (49, 5943870), (63, 4623010), (70, 4160709), (90, 3236107), (98, 2971935), (105, 2773806), (126, 2311505), (147, 1981290), (210, 1386903), (211, 1380330), (245, 1188774), (294, 990645), (313, 930510), (315, 924602), (422, 690165), (441, 660430), (490, 594387), (626, 465255), (630, 462301), (633, 460110), (735, 396258), (882, 330215), (939, 310170), (1055, 276066), (1266, 230055), (1470, 198129), (1477, 197190), (1565, 186102), (1878, 155085), (1899, 153370), (2110, 138033), (2191, 132930), (2205, 132086), (2817, 103390), (2954, 98595), (3130, 93051), (3165, 92022), (3798, 76685), (4382, 66465), (4410, 66043), (4431, 65730), (4695, 62034), (5634, 51695), (6330, 46011), (6573, 44310), (7385, 39438), (8862, 32865), (9390, 31017), (9495, 30674), (10339, 28170), (10955, 26586), (13146, 22155), (13293, 21910), (14085, 20678), (14770, 19719), (15337, 18990)]