217872270

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{211}}^1$

素因数の和:391

約数の個数: 192

約数和(自身を含む): 714355200

約数和(自身を除く): 496482930

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 11, 14, 15, 18, 21, 22, 30, 33, 35, 42, 45, 55, 63, 66, 70, 77, 90, 99, 105, 110, 126, 149, 154, 165, 198, 210, 211, 231, 298, 315, 330, 385, 422, 447, 462, 495, 630, 633, 693, 745, 770, 894, 990, 1043, 1055, 1155, 1266, 1341, 1386, 1477, 1490, 1639, 1899, 2086, 2110, 2235, 2310, 2321, 2682, 2954, 3129, 3165, 3278, 3465, 3798, 4431, 4470, 4642, 4917, 5215, 6258, 6330, 6705, 6930, 6963, 7385, 8195, 8862, 9387, 9495, 9834, 10430, 11473, 11605, 13293, 13410, 13926, 14751, 14770, 15645, 16247, 16390, 18774, 18990, 20889, 22155, 22946, 23210, 24585, 26586, 29502, 31290, 31439, 32494, 34419, 34815, 41778, 44310, 46935, 48741, 49170, 57365, 62878, 66465, 68838, 69630, 73755, 81235, 93870, 94317, 97482, 103257, 104445, 114730, 132930, 146223, 147510, 157195, 162470, 172095, 188634, 206514, 208890, 220073, 243705, 282951, 292446, 314390, 344190, 345829, 440146, 471585, 487410, 516285, 565902, 660219, 691658, 731115, 943170, 1032570, 1037487, 1100365, 1320438, 1414755, 1462230, 1729145, 1980657, 2074974, 2200730, 2420803, 2829510, 3112461, 3301095, 3458290, 3961314, 4841606, 5187435, 6224922, 6602190, 7262409, 9903285, 10374870, 12104015, 14524818, 15562305, 19806570, 21787227, 24208030, 31124610, 36312045, 43574454, 72624090, 108936135, 217872270]

約数ペア:

[(1, 217872270), (2, 108936135), (3, 72624090), (5, 43574454), (6, 36312045), (7, 31124610), (9, 24208030), (10, 21787227), (11, 19806570), (14, 15562305), (15, 14524818), (18, 12104015), (21, 10374870), (22, 9903285), (30, 7262409), (33, 6602190), (35, 6224922), (42, 5187435), (45, 4841606), (55, 3961314), (63, 3458290), (66, 3301095), (70, 3112461), (77, 2829510), (90, 2420803), (99, 2200730), (105, 2074974), (110, 1980657), (126, 1729145), (149, 1462230), (154, 1414755), (165, 1320438), (198, 1100365), (210, 1037487), (211, 1032570), (231, 943170), (298, 731115), (315, 691658), (330, 660219), (385, 565902), (422, 516285), (447, 487410), (462, 471585), (495, 440146), (630, 345829), (633, 344190), (693, 314390), (745, 292446), (770, 282951), (894, 243705), (990, 220073), (1043, 208890), (1055, 206514), (1155, 188634), (1266, 172095), (1341, 162470), (1386, 157195), (1477, 147510), (1490, 146223), (1639, 132930), (1899, 114730), (2086, 104445), (2110, 103257), (2235, 97482), (2310, 94317), (2321, 93870), (2682, 81235), (2954, 73755), (3129, 69630), (3165, 68838), (3278, 66465), (3465, 62878), (3798, 57365), (4431, 49170), (4470, 48741), (4642, 46935), (4917, 44310), (5215, 41778), (6258, 34815), (6330, 34419), (6705, 32494), (6930, 31439), (6963, 31290), (7385, 29502), (8195, 26586), (8862, 24585), (9387, 23210), (9495, 22946), (9834, 22155), (10430, 20889), (11473, 18990), (11605, 18774), (13293, 16390), (13410, 16247), (13926, 15645), (14751, 14770)]