123313440

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{256903}}^1$

素因数の和:256921

約数の個数: 48

約数和(自身を含む): 388438848

約数和(自身を除く): 265125408

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 256903, 513806, 770709, 1027612, 1284515, 1541418, 2055224, 2569030, 3082836, 3853545, 4110448, 5138060, 6165672, 7707090, 8220896, 10276120, 12331344, 15414180, 20552240, 24662688, 30828360, 41104480, 61656720, 123313440]

約数ペア:

[(1, 123313440), (2, 61656720), (3, 41104480), (4, 30828360), (5, 24662688), (6, 20552240), (8, 15414180), (10, 12331344), (12, 10276120), (15, 8220896), (16, 7707090), (20, 6165672), (24, 5138060), (30, 4110448), (32, 3853545), (40, 3082836), (48, 2569030), (60, 2055224), (80, 1541418), (96, 1284515), (120, 1027612), (160, 770709), (240, 513806), (480, 256903)]