64820640

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{135043}}^1$

素因数の和:135061

約数の個数: 48

約数和(自身を含む): 204186528

約数和(自身を除く): 139365888

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 135043, 270086, 405129, 540172, 675215, 810258, 1080344, 1350430, 1620516, 2025645, 2160688, 2700860, 3241032, 4051290, 4321376, 5401720, 6482064, 8102580, 10803440, 12964128, 16205160, 21606880, 32410320, 64820640]

約数ペア:

[(1, 64820640), (2, 32410320), (3, 21606880), (4, 16205160), (5, 12964128), (6, 10803440), (8, 8102580), (10, 6482064), (12, 5401720), (15, 4321376), (16, 4051290), (20, 3241032), (24, 2700860), (30, 2160688), (32, 2025645), (40, 1620516), (48, 1350430), (60, 1080344), (80, 810258), (96, 675215), (120, 540172), (160, 405129), (240, 270086), (480, 135043)]