121423920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{409}}^1\times {\mathrm{1237}}^1$

素因数の和:1662

約数の個数: 80

約数和(自身を含む): 377639520

約数和(自身を除く): 256215600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 409, 818, 1227, 1237, 1636, 2045, 2454, 2474, 3272, 3711, 4090, 4908, 4948, 6135, 6185, 6544, 7422, 8180, 9816, 9896, 12270, 12370, 14844, 16360, 18555, 19632, 19792, 24540, 24740, 29688, 32720, 37110, 49080, 49480, 59376, 74220, 98160, 98960, 148440, 296880, 505933, 1011866, 1517799, 2023732, 2529665, 3035598, 4047464, 5059330, 6071196, 7588995, 8094928, 10118660, 12142392, 15177990, 20237320, 24284784, 30355980, 40474640, 60711960, 121423920]

約数ペア:

[(1, 121423920), (2, 60711960), (3, 40474640), (4, 30355980), (5, 24284784), (6, 20237320), (8, 15177990), (10, 12142392), (12, 10118660), (15, 8094928), (16, 7588995), (20, 6071196), (24, 5059330), (30, 4047464), (40, 3035598), (48, 2529665), (60, 2023732), (80, 1517799), (120, 1011866), (240, 505933), (409, 296880), (818, 148440), (1227, 98960), (1237, 98160), (1636, 74220), (2045, 59376), (2454, 49480), (2474, 49080), (3272, 37110), (3711, 32720), (4090, 29688), (4908, 24740), (4948, 24540), (6135, 19792), (6185, 19632), (6544, 18555), (7422, 16360), (8180, 14844), (9816, 12370), (9896, 12270)]