138568680

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{384913}}^1$

素因数の和:384930

約数の個数: 48

約数和(自身を含む): 450349380

約数和(自身を除く): 311780700

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 384913, 769826, 1154739, 1539652, 1924565, 2309478, 3079304, 3464217, 3849130, 4618956, 5773695, 6928434, 7698260, 9237912, 11547390, 13856868, 15396520, 17321085, 23094780, 27713736, 34642170, 46189560, 69284340, 138568680]

約数ペア:

[(1, 138568680), (2, 69284340), (3, 46189560), (4, 34642170), (5, 27713736), (6, 23094780), (8, 17321085), (9, 15396520), (10, 13856868), (12, 11547390), (15, 9237912), (18, 7698260), (20, 6928434), (24, 5773695), (30, 4618956), (36, 3849130), (40, 3464217), (45, 3079304), (60, 2309478), (72, 1924565), (90, 1539652), (120, 1154739), (180, 769826), (360, 384913)]