71949720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{257}}^1\times {\mathrm{2333}}^1$

素因数の和:2604

約数の個数: 64

約数和(自身を含む): 216781920

約数和(自身を除く): 144832200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 257, 514, 771, 1028, 1285, 1542, 2056, 2333, 2570, 3084, 3855, 4666, 5140, 6168, 6999, 7710, 9332, 10280, 11665, 13998, 15420, 18664, 23330, 27996, 30840, 34995, 46660, 55992, 69990, 93320, 139980, 279960, 599581, 1199162, 1798743, 2398324, 2997905, 3597486, 4796648, 5995810, 7194972, 8993715, 11991620, 14389944, 17987430, 23983240, 35974860, 71949720]

約数ペア:

[(1, 71949720), (2, 35974860), (3, 23983240), (4, 17987430), (5, 14389944), (6, 11991620), (8, 8993715), (10, 7194972), (12, 5995810), (15, 4796648), (20, 3597486), (24, 2997905), (30, 2398324), (40, 1798743), (60, 1199162), (120, 599581), (257, 279960), (514, 139980), (771, 93320), (1028, 69990), (1285, 55992), (1542, 46660), (2056, 34995), (2333, 30840), (2570, 27996), (3084, 23330), (3855, 18664), (4666, 15420), (5140, 13998), (6168, 11665), (6999, 10280), (7710, 9332)]