27312740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{349}}^1$

素因数の和:421

約数の個数: 96

約数和(自身を含む): 72441600

約数和(自身を除く): 45128860

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 43, 52, 65, 70, 86, 91, 130, 140, 172, 182, 215, 260, 301, 349, 364, 430, 455, 559, 602, 698, 860, 910, 1118, 1204, 1396, 1505, 1745, 1820, 2236, 2443, 2795, 3010, 3490, 3913, 4537, 4886, 5590, 6020, 6980, 7826, 9074, 9772, 11180, 12215, 15007, 15652, 18148, 19565, 22685, 24430, 30014, 31759, 39130, 45370, 48860, 60028, 63518, 75035, 78260, 90740, 105049, 127036, 150070, 158795, 195091, 210098, 300140, 317590, 390182, 420196, 525245, 635180, 780364, 975455, 1050490, 1365637, 1950910, 2100980, 2731274, 3901820, 5462548, 6828185, 13656370, 27312740]

約数ペア:

[(1, 27312740), (2, 13656370), (4, 6828185), (5, 5462548), (7, 3901820), (10, 2731274), (13, 2100980), (14, 1950910), (20, 1365637), (26, 1050490), (28, 975455), (35, 780364), (43, 635180), (52, 525245), (65, 420196), (70, 390182), (86, 317590), (91, 300140), (130, 210098), (140, 195091), (172, 158795), (182, 150070), (215, 127036), (260, 105049), (301, 90740), (349, 78260), (364, 75035), (430, 63518), (455, 60028), (559, 48860), (602, 45370), (698, 39130), (860, 31759), (910, 30014), (1118, 24430), (1204, 22685), (1396, 19565), (1505, 18148), (1745, 15652), (1820, 15007), (2236, 12215), (2443, 11180), (2795, 9772), (3010, 9074), (3490, 7826), (3913, 6980), (4537, 6020), (4886, 5590)]