17998470

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{107}}^1$

素因数の和:219

約数の個数: 128

約数和(自身を含む): 55987200

約数和(自身を除く): 37988730

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 89, 90, 105, 107, 126, 135, 178, 189, 210, 214, 267, 270, 315, 321, 378, 445, 534, 535, 623, 630, 642, 749, 801, 890, 945, 963, 1070, 1246, 1335, 1498, 1602, 1605, 1869, 1890, 1926, 2247, 2403, 2670, 2889, 3115, 3210, 3738, 3745, 4005, 4494, 4806, 4815, 5607, 5778, 6230, 6741, 7490, 8010, 9345, 9523, 9630, 11214, 11235, 12015, 13482, 14445, 16821, 18690, 19046, 20223, 22470, 24030, 28035, 28569, 28890, 33642, 33705, 40446, 47615, 56070, 57138, 66661, 67410, 84105, 85707, 95230, 101115, 133322, 142845, 168210, 171414, 199983, 202230, 257121, 285690, 333305, 399966, 428535, 514242, 599949, 666610, 857070, 999915, 1199898, 1285605, 1799847, 1999830, 2571210, 2999745, 3599694, 5999490, 8999235, 17998470]

約数ペア:

[(1, 17998470), (2, 8999235), (3, 5999490), (5, 3599694), (6, 2999745), (7, 2571210), (9, 1999830), (10, 1799847), (14, 1285605), (15, 1199898), (18, 999915), (21, 857070), (27, 666610), (30, 599949), (35, 514242), (42, 428535), (45, 399966), (54, 333305), (63, 285690), (70, 257121), (89, 202230), (90, 199983), (105, 171414), (107, 168210), (126, 142845), (135, 133322), (178, 101115), (189, 95230), (210, 85707), (214, 84105), (267, 67410), (270, 66661), (315, 57138), (321, 56070), (378, 47615), (445, 40446), (534, 33705), (535, 33642), (623, 28890), (630, 28569), (642, 28035), (749, 24030), (801, 22470), (890, 20223), (945, 19046), (963, 18690), (1070, 16821), (1246, 14445), (1335, 13482), (1498, 12015), (1602, 11235), (1605, 11214), (1869, 9630), (1890, 9523), (1926, 9345), (2247, 8010), (2403, 7490), (2670, 6741), (2889, 6230), (3115, 5778), (3210, 5607), (3738, 4815), (3745, 4806), (4005, 4494)]