16801020

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{3457}}^1$

素因数の和:3481

約数の個数: 72

約数和(自身を含む): 52865904

約数和(自身を除く): 36064884

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 243, 270, 324, 405, 486, 540, 810, 972, 1215, 1620, 2430, 3457, 4860, 6914, 10371, 13828, 17285, 20742, 31113, 34570, 41484, 51855, 62226, 69140, 93339, 103710, 124452, 155565, 186678, 207420, 280017, 311130, 373356, 466695, 560034, 622260, 840051, 933390, 1120068, 1400085, 1680102, 1866780, 2800170, 3360204, 4200255, 5600340, 8400510, 16801020]

約数ペア:

[(1, 16801020), (2, 8400510), (3, 5600340), (4, 4200255), (5, 3360204), (6, 2800170), (9, 1866780), (10, 1680102), (12, 1400085), (15, 1120068), (18, 933390), (20, 840051), (27, 622260), (30, 560034), (36, 466695), (45, 373356), (54, 311130), (60, 280017), (81, 207420), (90, 186678), (108, 155565), (135, 124452), (162, 103710), (180, 93339), (243, 69140), (270, 62226), (324, 51855), (405, 41484), (486, 34570), (540, 31113), (810, 20742), (972, 17285), (1215, 13828), (1620, 10371), (2430, 6914), (3457, 4860)]