31207440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{11821}}^1$

素因数の和:11848

約数の個数: 80

約数和(自身を含む): 105546816

約数和(自身を除く): 74339376

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 132, 165, 176, 220, 240, 264, 330, 440, 528, 660, 880, 1320, 2640, 11821, 23642, 35463, 47284, 59105, 70926, 94568, 118210, 130031, 141852, 177315, 189136, 236420, 260062, 283704, 354630, 390093, 472840, 520124, 567408, 650155, 709260, 780186, 945680, 1040248, 1300310, 1418520, 1560372, 1950465, 2080496, 2600620, 2837040, 3120744, 3900930, 5201240, 6241488, 7801860, 10402480, 15603720, 31207440]

約数ペア:

[(1, 31207440), (2, 15603720), (3, 10402480), (4, 7801860), (5, 6241488), (6, 5201240), (8, 3900930), (10, 3120744), (11, 2837040), (12, 2600620), (15, 2080496), (16, 1950465), (20, 1560372), (22, 1418520), (24, 1300310), (30, 1040248), (33, 945680), (40, 780186), (44, 709260), (48, 650155), (55, 567408), (60, 520124), (66, 472840), (80, 390093), (88, 354630), (110, 283704), (120, 260062), (132, 236420), (165, 189136), (176, 177315), (220, 141852), (240, 130031), (264, 118210), (330, 94568), (440, 70926), (528, 59105), (660, 47284), (880, 35463), (1320, 23642), (2640, 11821)]