309122580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{396311}}^1$

素因数の和:396336

約数の個数: 48

約数和(自身を含む): 932125824

約数和(自身を除く): 623003244

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 396311, 792622, 1188933, 1585244, 1981555, 2377866, 3963110, 4755732, 5152043, 5944665, 7926220, 10304086, 11889330, 15456129, 20608172, 23778660, 25760215, 30912258, 51520430, 61824516, 77280645, 103040860, 154561290, 309122580]

約数ペア:

[(1, 309122580), (2, 154561290), (3, 103040860), (4, 77280645), (5, 61824516), (6, 51520430), (10, 30912258), (12, 25760215), (13, 23778660), (15, 20608172), (20, 15456129), (26, 11889330), (30, 10304086), (39, 7926220), (52, 5944665), (60, 5152043), (65, 4755732), (78, 3963110), (130, 2377866), (156, 1981555), (195, 1585244), (260, 1188933), (390, 792622), (780, 396311)]