123642720

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{28621}}^1$

素因数の和:28645

約数の個数: 96

約数和(自身を含む): 432764640

約数和(自身を除く): 309121920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 90, 96, 108, 120, 135, 144, 160, 180, 216, 240, 270, 288, 360, 432, 480, 540, 720, 864, 1080, 1440, 2160, 4320, 28621, 57242, 85863, 114484, 143105, 171726, 228968, 257589, 286210, 343452, 429315, 457936, 515178, 572420, 686904, 772767, 858630, 915872, 1030356, 1144840, 1287945, 1373808, 1545534, 1717260, 2060712, 2289680, 2575890, 2747616, 3091068, 3434520, 3863835, 4121424, 4579360, 5151780, 6182136, 6869040, 7727670, 8242848, 10303560, 12364272, 13738080, 15455340, 20607120, 24728544, 30910680, 41214240, 61821360, 123642720]

約数ペア:

[(1, 123642720), (2, 61821360), (3, 41214240), (4, 30910680), (5, 24728544), (6, 20607120), (8, 15455340), (9, 13738080), (10, 12364272), (12, 10303560), (15, 8242848), (16, 7727670), (18, 6869040), (20, 6182136), (24, 5151780), (27, 4579360), (30, 4121424), (32, 3863835), (36, 3434520), (40, 3091068), (45, 2747616), (48, 2575890), (54, 2289680), (60, 2060712), (72, 1717260), (80, 1545534), (90, 1373808), (96, 1287945), (108, 1144840), (120, 1030356), (135, 915872), (144, 858630), (160, 772767), (180, 686904), (216, 572420), (240, 515178), (270, 457936), (288, 429315), (360, 343452), (432, 286210), (480, 257589), (540, 228968), (720, 171726), (864, 143105), (1080, 114484), (1440, 85863), (2160, 57242), (4320, 28621)]