1620396900

素因数分解:

$2^2\times 3^5\times 5^2\times {\mathrm{66683}}^1$

素因数の和:66712

約数の個数: 108

約数和(自身を含む): 5267235792

約数和(自身を除く): 3646838892

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 81, 90, 100, 108, 135, 150, 162, 180, 225, 243, 270, 300, 324, 405, 450, 486, 540, 675, 810, 900, 972, 1215, 1350, 1620, 2025, 2430, 2700, 4050, 4860, 6075, 8100, 12150, 24300, 66683, 133366, 200049, 266732, 333415, 400098, 600147, 666830, 800196, 1000245, 1200294, 1333660, 1667075, 1800441, 2000490, 2400588, 3000735, 3334150, 3600882, 4000980, 5001225, 5401323, 6001470, 6668300, 7201764, 9002205, 10002450, 10802646, 12002940, 15003675, 16203969, 18004410, 20004900, 21605292, 27006615, 30007350, 32407938, 36008820, 45011025, 54013230, 60014700, 64815876, 81019845, 90022050, 108026460, 135033075, 162039690, 180044100, 270066150, 324079380, 405099225, 540132300, 810198450, 1620396900]

約数ペア:

[(1, 1620396900), (2, 810198450), (3, 540132300), (4, 405099225), (5, 324079380), (6, 270066150), (9, 180044100), (10, 162039690), (12, 135033075), (15, 108026460), (18, 90022050), (20, 81019845), (25, 64815876), (27, 60014700), (30, 54013230), (36, 45011025), (45, 36008820), (50, 32407938), (54, 30007350), (60, 27006615), (75, 21605292), (81, 20004900), (90, 18004410), (100, 16203969), (108, 15003675), (135, 12002940), (150, 10802646), (162, 10002450), (180, 9002205), (225, 7201764), (243, 6668300), (270, 6001470), (300, 5401323), (324, 5001225), (405, 4000980), (450, 3600882), (486, 3334150), (540, 3000735), (675, 2400588), (810, 2000490), (900, 1800441), (972, 1667075), (1215, 1333660), (1350, 1200294), (1620, 1000245), (2025, 800196), (2430, 666830), (2700, 600147), (4050, 400098), (4860, 333415), (6075, 266732), (8100, 200049), (12150, 133366), (24300, 66683)]