2667720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:115

約数の個数: 128

約数和(自身を含む): 9123840

約数和(自身を除く): 6456120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 43, 44, 47, 55, 60, 66, 86, 88, 94, 110, 120, 129, 132, 141, 165, 172, 188, 215, 220, 235, 258, 264, 282, 330, 344, 376, 430, 440, 470, 473, 516, 517, 564, 645, 660, 705, 860, 940, 946, 1032, 1034, 1128, 1290, 1320, 1410, 1419, 1551, 1720, 1880, 1892, 2021, 2068, 2365, 2580, 2585, 2820, 2838, 3102, 3784, 4042, 4136, 4730, 5160, 5170, 5640, 5676, 6063, 6204, 7095, 7755, 8084, 9460, 10105, 10340, 11352, 12126, 12408, 14190, 15510, 16168, 18920, 20210, 20680, 22231, 24252, 28380, 30315, 31020, 40420, 44462, 48504, 56760, 60630, 62040, 66693, 80840, 88924, 111155, 121260, 133386, 177848, 222310, 242520, 266772, 333465, 444620, 533544, 666930, 889240, 1333860, 2667720]

約数ペア:

[(1, 2667720), (2, 1333860), (3, 889240), (4, 666930), (5, 533544), (6, 444620), (8, 333465), (10, 266772), (11, 242520), (12, 222310), (15, 177848), (20, 133386), (22, 121260), (24, 111155), (30, 88924), (33, 80840), (40, 66693), (43, 62040), (44, 60630), (47, 56760), (55, 48504), (60, 44462), (66, 40420), (86, 31020), (88, 30315), (94, 28380), (110, 24252), (120, 22231), (129, 20680), (132, 20210), (141, 18920), (165, 16168), (172, 15510), (188, 14190), (215, 12408), (220, 12126), (235, 11352), (258, 10340), (264, 10105), (282, 9460), (330, 8084), (344, 7755), (376, 7095), (430, 6204), (440, 6063), (470, 5676), (473, 5640), (516, 5170), (517, 5160), (564, 4730), (645, 4136), (660, 4042), (705, 3784), (860, 3102), (940, 2838), (946, 2820), (1032, 2585), (1034, 2580), (1128, 2365), (1290, 2068), (1320, 2021), (1410, 1892), (1419, 1880), (1551, 1720)]