6663720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{7933}}^1$

素因数の和:7954

約数の個数: 64

約数和(自身を含む): 22849920

約数和(自身を除く): 16186200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 7933, 15866, 23799, 31732, 39665, 47598, 55531, 63464, 79330, 95196, 111062, 118995, 158660, 166593, 190392, 222124, 237990, 277655, 317320, 333186, 444248, 475980, 555310, 666372, 832965, 951960, 1110620, 1332744, 1665930, 2221240, 3331860, 6663720]

約数ペア:

[(1, 6663720), (2, 3331860), (3, 2221240), (4, 1665930), (5, 1332744), (6, 1110620), (7, 951960), (8, 832965), (10, 666372), (12, 555310), (14, 475980), (15, 444248), (20, 333186), (21, 317320), (24, 277655), (28, 237990), (30, 222124), (35, 190392), (40, 166593), (42, 158660), (56, 118995), (60, 111062), (70, 95196), (84, 79330), (105, 63464), (120, 55531), (140, 47598), (168, 39665), (210, 31732), (280, 23799), (420, 15866), (840, 7933)]