18827040

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{643}}^1$

素因数の和:722

約数の個数: 96

約数和(自身を含む): 60371136

約数和(自身を除く): 41544096

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 61, 80, 96, 120, 122, 160, 183, 240, 244, 305, 366, 480, 488, 610, 643, 732, 915, 976, 1220, 1286, 1464, 1830, 1929, 1952, 2440, 2572, 2928, 3215, 3660, 3858, 4880, 5144, 5856, 6430, 7320, 7716, 9645, 9760, 10288, 12860, 14640, 15432, 19290, 20576, 25720, 29280, 30864, 38580, 39223, 51440, 61728, 77160, 78446, 102880, 117669, 154320, 156892, 196115, 235338, 308640, 313784, 392230, 470676, 588345, 627568, 784460, 941352, 1176690, 1255136, 1568920, 1882704, 2353380, 3137840, 3765408, 4706760, 6275680, 9413520, 18827040]

約数ペア:

[(1, 18827040), (2, 9413520), (3, 6275680), (4, 4706760), (5, 3765408), (6, 3137840), (8, 2353380), (10, 1882704), (12, 1568920), (15, 1255136), (16, 1176690), (20, 941352), (24, 784460), (30, 627568), (32, 588345), (40, 470676), (48, 392230), (60, 313784), (61, 308640), (80, 235338), (96, 196115), (120, 156892), (122, 154320), (160, 117669), (183, 102880), (240, 78446), (244, 77160), (305, 61728), (366, 51440), (480, 39223), (488, 38580), (610, 30864), (643, 29280), (732, 25720), (915, 20576), (976, 19290), (1220, 15432), (1286, 14640), (1464, 12860), (1830, 10288), (1929, 9760), (1952, 9645), (2440, 7716), (2572, 7320), (2928, 6430), (3215, 5856), (3660, 5144), (3858, 4880)]