348968240

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{223}}^1\times {\mathrm{631}}^1$

素因数の和:898

約数の個数: 80

約数和(自身を含む): 842612736

約数和(自身を除く): 493644496

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 223, 248, 310, 446, 496, 620, 631, 892, 1115, 1240, 1262, 1784, 2230, 2480, 2524, 3155, 3568, 4460, 5048, 6310, 6913, 8920, 10096, 12620, 13826, 17840, 19561, 25240, 27652, 34565, 39122, 50480, 55304, 69130, 78244, 97805, 110608, 138260, 140713, 156488, 195610, 276520, 281426, 312976, 391220, 553040, 562852, 703565, 782440, 1125704, 1407130, 1564880, 2251408, 2814260, 4362103, 5628520, 8724206, 11257040, 17448412, 21810515, 34896824, 43621030, 69793648, 87242060, 174484120, 348968240]

約数ペア:

[(1, 348968240), (2, 174484120), (4, 87242060), (5, 69793648), (8, 43621030), (10, 34896824), (16, 21810515), (20, 17448412), (31, 11257040), (40, 8724206), (62, 5628520), (80, 4362103), (124, 2814260), (155, 2251408), (223, 1564880), (248, 1407130), (310, 1125704), (446, 782440), (496, 703565), (620, 562852), (631, 553040), (892, 391220), (1115, 312976), (1240, 281426), (1262, 276520), (1784, 195610), (2230, 156488), (2480, 140713), (2524, 138260), (3155, 110608), (3568, 97805), (4460, 78244), (5048, 69130), (6310, 55304), (6913, 50480), (8920, 39122), (10096, 34565), (12620, 27652), (13826, 25240), (17840, 19561)]