201391360

素因数分解:

$2^8\times 5^1\times {\mathrm{43}}^1\times {\mathrm{3659}}^1$

素因数の和:3723

約数の個数: 72

約数和(自身を含む): 493748640

約数和(自身を除く): 292357280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 64, 80, 86, 128, 160, 172, 215, 256, 320, 344, 430, 640, 688, 860, 1280, 1376, 1720, 2752, 3440, 3659, 5504, 6880, 7318, 11008, 13760, 14636, 18295, 27520, 29272, 36590, 55040, 58544, 73180, 117088, 146360, 157337, 234176, 292720, 314674, 468352, 585440, 629348, 786685, 936704, 1170880, 1258696, 1573370, 2341760, 2517392, 3146740, 4683520, 5034784, 6293480, 10069568, 12586960, 20139136, 25173920, 40278272, 50347840, 100695680, 201391360]

約数ペア:

[(1, 201391360), (2, 100695680), (4, 50347840), (5, 40278272), (8, 25173920), (10, 20139136), (16, 12586960), (20, 10069568), (32, 6293480), (40, 5034784), (43, 4683520), (64, 3146740), (80, 2517392), (86, 2341760), (128, 1573370), (160, 1258696), (172, 1170880), (215, 936704), (256, 786685), (320, 629348), (344, 585440), (430, 468352), (640, 314674), (688, 292720), (860, 234176), (1280, 157337), (1376, 146360), (1720, 117088), (2752, 73180), (3440, 58544), (3659, 55040), (5504, 36590), (6880, 29272), (7318, 27520), (11008, 18295), (13760, 14636)]