127665540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{661}}^1$

素因数の和:742

約数の個数: 144

約数和(自身を含む): 412055280

約数和(自身を除く): 284389740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 37, 45, 58, 60, 74, 87, 90, 111, 116, 145, 148, 174, 180, 185, 222, 261, 290, 333, 348, 370, 435, 444, 522, 555, 580, 661, 666, 740, 870, 1044, 1073, 1110, 1305, 1322, 1332, 1665, 1740, 1983, 2146, 2220, 2610, 2644, 3219, 3305, 3330, 3966, 4292, 5220, 5365, 5949, 6438, 6610, 6660, 7932, 9657, 9915, 10730, 11898, 12876, 13220, 16095, 19169, 19314, 19830, 21460, 23796, 24457, 29745, 32190, 38338, 38628, 39660, 48285, 48914, 57507, 59490, 64380, 73371, 76676, 95845, 96570, 97828, 115014, 118980, 122285, 146742, 172521, 191690, 193140, 220113, 230028, 244570, 287535, 293484, 345042, 366855, 383380, 440226, 489140, 575070, 690084, 709253, 733710, 862605, 880452, 1100565, 1150140, 1418506, 1467420, 1725210, 2127759, 2201130, 2837012, 3450420, 3546265, 4255518, 4402260, 6383277, 7092530, 8511036, 10638795, 12766554, 14185060, 21277590, 25533108, 31916385, 42555180, 63832770, 127665540]

約数ペア:

[(1, 127665540), (2, 63832770), (3, 42555180), (4, 31916385), (5, 25533108), (6, 21277590), (9, 14185060), (10, 12766554), (12, 10638795), (15, 8511036), (18, 7092530), (20, 6383277), (29, 4402260), (30, 4255518), (36, 3546265), (37, 3450420), (45, 2837012), (58, 2201130), (60, 2127759), (74, 1725210), (87, 1467420), (90, 1418506), (111, 1150140), (116, 1100565), (145, 880452), (148, 862605), (174, 733710), (180, 709253), (185, 690084), (222, 575070), (261, 489140), (290, 440226), (333, 383380), (348, 366855), (370, 345042), (435, 293484), (444, 287535), (522, 244570), (555, 230028), (580, 220113), (661, 193140), (666, 191690), (740, 172521), (870, 146742), (1044, 122285), (1073, 118980), (1110, 115014), (1305, 97828), (1322, 96570), (1332, 95845), (1665, 76676), (1740, 73371), (1983, 64380), (2146, 59490), (2220, 57507), (2610, 48914), (2644, 48285), (3219, 39660), (3305, 38628), (3330, 38338), (3966, 32190), (4292, 29745), (5220, 24457), (5365, 23796), (5949, 21460), (6438, 19830), (6610, 19314), (6660, 19169), (7932, 16095), (9657, 13220), (9915, 12876), (10730, 11898)]