49179780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{21017}}^1$

素因数の和:21045

約数の個数: 72

約数和(自身を含む): 160661592

約数和(自身を除く): 111481812

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 21017, 42034, 63051, 84068, 105085, 126102, 189153, 210170, 252204, 273221, 315255, 378306, 420340, 546442, 630510, 756612, 819663, 945765, 1092884, 1261020, 1366105, 1639326, 1891530, 2458989, 2732210, 3278652, 3783060, 4098315, 4917978, 5464420, 8196630, 9835956, 12294945, 16393260, 24589890, 49179780]

約数ペア:

[(1, 49179780), (2, 24589890), (3, 16393260), (4, 12294945), (5, 9835956), (6, 8196630), (9, 5464420), (10, 4917978), (12, 4098315), (13, 3783060), (15, 3278652), (18, 2732210), (20, 2458989), (26, 1891530), (30, 1639326), (36, 1366105), (39, 1261020), (45, 1092884), (52, 945765), (60, 819663), (65, 756612), (78, 630510), (90, 546442), (117, 420340), (130, 378306), (156, 315255), (180, 273221), (195, 252204), (234, 210170), (260, 189153), (390, 126102), (468, 105085), (585, 84068), (780, 63051), (1170, 42034), (2340, 21017)]