64236420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{356869}}^1$

素因数の和:356884

約数の個数: 36

約数和(自身を含む): 194851020

約数和(自身を除く): 130614600

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 356869, 713738, 1070607, 1427476, 1784345, 2141214, 3211821, 3568690, 4282428, 5353035, 6423642, 7137380, 10706070, 12847284, 16059105, 21412140, 32118210, 64236420]

約数ペア:

[(1, 64236420), (2, 32118210), (3, 21412140), (4, 16059105), (5, 12847284), (6, 10706070), (9, 7137380), (10, 6423642), (12, 5353035), (15, 4282428), (18, 3568690), (20, 3211821), (30, 2141214), (36, 1784345), (45, 1427476), (60, 1070607), (90, 713738), (180, 356869)]