77785560

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{216071}}^1$

素因数の和:216088

約数の個数: 48

約数和(自身を含む): 252804240

約数和(自身を除く): 175018680

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, 216071, 432142, 648213, 864284, 1080355, 1296426, 1728568, 1944639, 2160710, 2592852, 3241065, 3889278, 4321420, 5185704, 6482130, 7778556, 8642840, 9723195, 12964260, 15557112, 19446390, 25928520, 38892780, 77785560]

約数ペア:

[(1, 77785560), (2, 38892780), (3, 25928520), (4, 19446390), (5, 15557112), (6, 12964260), (8, 9723195), (9, 8642840), (10, 7778556), (12, 6482130), (15, 5185704), (18, 4321420), (20, 3889278), (24, 3241065), (30, 2592852), (36, 2160710), (40, 1944639), (45, 1728568), (60, 1296426), (72, 1080355), (90, 864284), (120, 648213), (180, 432142), (360, 216071)]