217080840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{409}}^1\times {\mathrm{4423}}^1$

素因数の和:4846

約数の個数: 64

約数和(自身を含む): 652982400

約数和(自身を除く): 435901560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 409, 818, 1227, 1636, 2045, 2454, 3272, 4090, 4423, 4908, 6135, 8180, 8846, 9816, 12270, 13269, 16360, 17692, 22115, 24540, 26538, 35384, 44230, 49080, 53076, 66345, 88460, 106152, 132690, 176920, 265380, 530760, 1809007, 3618014, 5427021, 7236028, 9045035, 10854042, 14472056, 18090070, 21708084, 27135105, 36180140, 43416168, 54270210, 72360280, 108540420, 217080840]

約数ペア:

[(1, 217080840), (2, 108540420), (3, 72360280), (4, 54270210), (5, 43416168), (6, 36180140), (8, 27135105), (10, 21708084), (12, 18090070), (15, 14472056), (20, 10854042), (24, 9045035), (30, 7236028), (40, 5427021), (60, 3618014), (120, 1809007), (409, 530760), (818, 265380), (1227, 176920), (1636, 132690), (2045, 106152), (2454, 88460), (3272, 66345), (4090, 53076), (4423, 49080), (4908, 44230), (6135, 35384), (8180, 26538), (8846, 24540), (9816, 22115), (12270, 17692), (13269, 16360)]