6621720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{7883}}^1$

素因数の和:7904

約数の個数: 64

約数和(自身を含む): 22705920

約数和(自身を除く): 16084200

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, 7883, 15766, 23649, 31532, 39415, 47298, 55181, 63064, 78830, 94596, 110362, 118245, 157660, 165543, 189192, 220724, 236490, 275905, 315320, 331086, 441448, 472980, 551810, 662172, 827715, 945960, 1103620, 1324344, 1655430, 2207240, 3310860, 6621720]

約数ペア:

[(1, 6621720), (2, 3310860), (3, 2207240), (4, 1655430), (5, 1324344), (6, 1103620), (7, 945960), (8, 827715), (10, 662172), (12, 551810), (14, 472980), (15, 441448), (20, 331086), (21, 315320), (24, 275905), (28, 236490), (30, 220724), (35, 189192), (40, 165543), (42, 157660), (56, 118245), (60, 110362), (70, 94596), (84, 78830), (105, 63064), (120, 55181), (140, 47298), (168, 39415), (210, 31532), (280, 23649), (420, 15766), (840, 7883)]