16668210

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{541}}^1$

素因数の和:643

約数の個数: 64

約数和(自身を含む): 43706880

約数和(自身を除く): 27038670

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 79, 130, 158, 195, 237, 390, 395, 474, 541, 790, 1027, 1082, 1185, 1623, 2054, 2370, 2705, 3081, 3246, 5135, 5410, 6162, 7033, 8115, 10270, 14066, 15405, 16230, 21099, 30810, 35165, 42198, 42739, 70330, 85478, 105495, 128217, 210990, 213695, 256434, 427390, 555607, 641085, 1111214, 1282170, 1666821, 2778035, 3333642, 5556070, 8334105, 16668210]

約数ペア:

[(1, 16668210), (2, 8334105), (3, 5556070), (5, 3333642), (6, 2778035), (10, 1666821), (13, 1282170), (15, 1111214), (26, 641085), (30, 555607), (39, 427390), (65, 256434), (78, 213695), (79, 210990), (130, 128217), (158, 105495), (195, 85478), (237, 70330), (390, 42739), (395, 42198), (474, 35165), (541, 30810), (790, 21099), (1027, 16230), (1082, 15405), (1185, 14066), (1623, 10270), (2054, 8115), (2370, 7033), (2705, 6162), (3081, 5410), (3246, 5135)]