72565020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{547}}^1$

素因数の和:640

約数の個数: 144

約数和(自身を含む): 244153728

約数和(自身を除く): 171588708

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 67, 90, 99, 110, 132, 134, 165, 180, 198, 201, 220, 268, 330, 335, 396, 402, 495, 547, 603, 660, 670, 737, 804, 990, 1005, 1094, 1206, 1340, 1474, 1641, 1980, 2010, 2188, 2211, 2412, 2735, 2948, 3015, 3282, 3685, 4020, 4422, 4923, 5470, 6017, 6030, 6564, 6633, 7370, 8205, 8844, 9846, 10940, 11055, 12034, 12060, 13266, 14740, 16410, 18051, 19692, 22110, 24068, 24615, 26532, 30085, 32820, 33165, 36102, 36649, 44220, 49230, 54153, 60170, 66330, 72204, 73298, 90255, 98460, 108306, 109947, 120340, 132660, 146596, 180510, 183245, 216612, 219894, 270765, 329841, 361020, 366490, 403139, 439788, 541530, 549735, 659682, 732980, 806278, 1083060, 1099470, 1209417, 1319364, 1612556, 1649205, 2015695, 2198940, 2418834, 3298410, 3628251, 4031390, 4837668, 6047085, 6596820, 7256502, 8062780, 12094170, 14513004, 18141255, 24188340, 36282510, 72565020]

約数ペア:

[(1, 72565020), (2, 36282510), (3, 24188340), (4, 18141255), (5, 14513004), (6, 12094170), (9, 8062780), (10, 7256502), (11, 6596820), (12, 6047085), (15, 4837668), (18, 4031390), (20, 3628251), (22, 3298410), (30, 2418834), (33, 2198940), (36, 2015695), (44, 1649205), (45, 1612556), (55, 1319364), (60, 1209417), (66, 1099470), (67, 1083060), (90, 806278), (99, 732980), (110, 659682), (132, 549735), (134, 541530), (165, 439788), (180, 403139), (198, 366490), (201, 361020), (220, 329841), (268, 270765), (330, 219894), (335, 216612), (396, 183245), (402, 180510), (495, 146596), (547, 132660), (603, 120340), (660, 109947), (670, 108306), (737, 98460), (804, 90255), (990, 73298), (1005, 72204), (1094, 66330), (1206, 60170), (1340, 54153), (1474, 49230), (1641, 44220), (1980, 36649), (2010, 36102), (2188, 33165), (2211, 32820), (2412, 30085), (2735, 26532), (2948, 24615), (3015, 24068), (3282, 22110), (3685, 19692), (4020, 18051), (4422, 16410), (4923, 14740), (5470, 13266), (6017, 12060), (6030, 12034), (6564, 11055), (6633, 10940), (7370, 9846), (8205, 8844)]