1660680

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{659}}^1$

素因数の和:683

約数の個数: 96

約数和(自身を含む): 6177600

約数和(自身を除く): 4516920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 659, 840, 1260, 1318, 1977, 2520, 2636, 3295, 3954, 4613, 5272, 5931, 6590, 7908, 9226, 9885, 11862, 13180, 13839, 15816, 18452, 19770, 23065, 23724, 26360, 27678, 29655, 36904, 39540, 41517, 46130, 47448, 55356, 59310, 69195, 79080, 83034, 92260, 110712, 118620, 138390, 166068, 184520, 207585, 237240, 276780, 332136, 415170, 553560, 830340, 1660680]

約数ペア:

[(1, 1660680), (2, 830340), (3, 553560), (4, 415170), (5, 332136), (6, 276780), (7, 237240), (8, 207585), (9, 184520), (10, 166068), (12, 138390), (14, 118620), (15, 110712), (18, 92260), (20, 83034), (21, 79080), (24, 69195), (28, 59310), (30, 55356), (35, 47448), (36, 46130), (40, 41517), (42, 39540), (45, 36904), (56, 29655), (60, 27678), (63, 26360), (70, 23724), (72, 23065), (84, 19770), (90, 18452), (105, 15816), (120, 13839), (126, 13180), (140, 11862), (168, 9885), (180, 9226), (210, 7908), (252, 6590), (280, 5931), (315, 5272), (360, 4613), (420, 3954), (504, 3295), (630, 2636), (659, 2520), (840, 1977), (1260, 1318)]