7741890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{509}}^1$

素因数の和:548

約数の個数: 72

約数和(自身を含む): 21839220

約数和(自身を除く): 14097330

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 169, 195, 234, 338, 390, 507, 509, 585, 845, 1014, 1018, 1170, 1521, 1527, 1690, 2535, 2545, 3042, 3054, 4581, 5070, 5090, 6617, 7605, 7635, 9162, 13234, 15210, 15270, 19851, 22905, 33085, 39702, 45810, 59553, 66170, 86021, 99255, 119106, 172042, 198510, 258063, 297765, 430105, 516126, 595530, 774189, 860210, 1290315, 1548378, 2580630, 3870945, 7741890]

約数ペア:

[(1, 7741890), (2, 3870945), (3, 2580630), (5, 1548378), (6, 1290315), (9, 860210), (10, 774189), (13, 595530), (15, 516126), (18, 430105), (26, 297765), (30, 258063), (39, 198510), (45, 172042), (65, 119106), (78, 99255), (90, 86021), (117, 66170), (130, 59553), (169, 45810), (195, 39702), (234, 33085), (338, 22905), (390, 19851), (507, 15270), (509, 15210), (585, 13234), (845, 9162), (1014, 7635), (1018, 7605), (1170, 6617), (1521, 5090), (1527, 5070), (1690, 4581), (2535, 3054), (2545, 3042)]