331453460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{1289}}^1$

素因数の和:1377

約数の個数: 96

約数和(自身を含む): 800997120

約数和(自身を除く): 469543660

約数列:

[1, 2, 4, 5, 10, 13, 20, 23, 26, 43, 46, 52, 65, 86, 92, 115, 130, 172, 215, 230, 260, 299, 430, 460, 559, 598, 860, 989, 1118, 1196, 1289, 1495, 1978, 2236, 2578, 2795, 2990, 3956, 4945, 5156, 5590, 5980, 6445, 9890, 11180, 12857, 12890, 16757, 19780, 25714, 25780, 29647, 33514, 51428, 55427, 59294, 64285, 67028, 83785, 110854, 118588, 128570, 148235, 167570, 221708, 257140, 277135, 296470, 335140, 385411, 554270, 592940, 720551, 770822, 1108540, 1274821, 1441102, 1541644, 1927055, 2549642, 2882204, 3602755, 3854110, 5099284, 6374105, 7205510, 7708220, 12748210, 14411020, 16572673, 25496420, 33145346, 66290692, 82863365, 165726730, 331453460]

約数ペア:

[(1, 331453460), (2, 165726730), (4, 82863365), (5, 66290692), (10, 33145346), (13, 25496420), (20, 16572673), (23, 14411020), (26, 12748210), (43, 7708220), (46, 7205510), (52, 6374105), (65, 5099284), (86, 3854110), (92, 3602755), (115, 2882204), (130, 2549642), (172, 1927055), (215, 1541644), (230, 1441102), (260, 1274821), (299, 1108540), (430, 770822), (460, 720551), (559, 592940), (598, 554270), (860, 385411), (989, 335140), (1118, 296470), (1196, 277135), (1289, 257140), (1495, 221708), (1978, 167570), (2236, 148235), (2578, 128570), (2795, 118588), (2990, 110854), (3956, 83785), (4945, 67028), (5156, 64285), (5590, 59294), (5980, 55427), (6445, 51428), (9890, 33514), (11180, 29647), (12857, 25780), (12890, 25714), (16757, 19780)]