7478503380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{229}}^1\times {\mathrm{397}}^1\times {\mathrm{457}}^1$

素因数の和:1098

約数の個数: 144

約数和(自身を含む): 22891224720

約数和(自身を除く): 15412721340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 229, 397, 457, 458, 687, 794, 914, 916, 1145, 1191, 1371, 1374, 1588, 1828, 1985, 2061, 2285, 2290, 2382, 2742, 2748, 3435, 3573, 3970, 4113, 4122, 4570, 4580, 4764, 5484, 5955, 6855, 6870, 7146, 7940, 8226, 8244, 9140, 10305, 11910, 13710, 13740, 14292, 16452, 17865, 20565, 20610, 23820, 27420, 35730, 41130, 41220, 71460, 82260, 90913, 104653, 181429, 181826, 209306, 272739, 313959, 362858, 363652, 418612, 454565, 523265, 544287, 545478, 627918, 725716, 818217, 907145, 909130, 941877, 1046530, 1088574, 1090956, 1255836, 1363695, 1569795, 1632861, 1636434, 1814290, 1818260, 1883754, 2093060, 2177148, 2721435, 2727390, 3139590, 3265722, 3272868, 3628580, 3767508, 4091085, 4709385, 5442870, 5454780, 6279180, 6531444, 8164305, 8182170, 9418770, 10885740, 16328610, 16364340, 18837540, 32657220, 41547241, 83094482, 124641723, 166188964, 207736205, 249283446, 373925169, 415472410, 498566892, 623208615, 747850338, 830944820, 1246417230, 1495700676, 1869625845, 2492834460, 3739251690, 7478503380]

約数ペア:

[(1, 7478503380), (2, 3739251690), (3, 2492834460), (4, 1869625845), (5, 1495700676), (6, 1246417230), (9, 830944820), (10, 747850338), (12, 623208615), (15, 498566892), (18, 415472410), (20, 373925169), (30, 249283446), (36, 207736205), (45, 166188964), (60, 124641723), (90, 83094482), (180, 41547241), (229, 32657220), (397, 18837540), (457, 16364340), (458, 16328610), (687, 10885740), (794, 9418770), (914, 8182170), (916, 8164305), (1145, 6531444), (1191, 6279180), (1371, 5454780), (1374, 5442870), (1588, 4709385), (1828, 4091085), (1985, 3767508), (2061, 3628580), (2285, 3272868), (2290, 3265722), (2382, 3139590), (2742, 2727390), (2748, 2721435), (3435, 2177148), (3573, 2093060), (3970, 1883754), (4113, 1818260), (4122, 1814290), (4570, 1636434), (4580, 1632861), (4764, 1569795), (5484, 1363695), (5955, 1255836), (6855, 1090956), (6870, 1088574), (7146, 1046530), (7940, 941877), (8226, 909130), (8244, 907145), (9140, 818217), (10305, 725716), (11910, 627918), (13710, 545478), (13740, 544287), (14292, 523265), (16452, 454565), (17865, 418612), (20565, 363652), (20610, 362858), (23820, 313959), (27420, 272739), (35730, 209306), (41130, 181826), (41220, 181429), (71460, 104653), (82260, 90913)]