51847560

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{787}}^1$

素因数の和:868

約数の個数: 128

約数和(自身を含む): 175881600

約数和(自身を除く): 124034040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 61, 72, 90, 108, 120, 122, 135, 180, 183, 216, 244, 270, 305, 360, 366, 488, 540, 549, 610, 732, 787, 915, 1080, 1098, 1220, 1464, 1574, 1647, 1830, 2196, 2361, 2440, 2745, 3148, 3294, 3660, 3935, 4392, 4722, 5490, 6296, 6588, 7083, 7320, 7870, 8235, 9444, 10980, 11805, 13176, 14166, 15740, 16470, 18888, 21249, 21960, 23610, 28332, 31480, 32940, 35415, 42498, 47220, 48007, 56664, 65880, 70830, 84996, 94440, 96014, 106245, 141660, 144021, 169992, 192028, 212490, 240035, 283320, 288042, 384056, 424980, 432063, 480070, 576084, 720105, 849960, 864126, 960140, 1152168, 1296189, 1440210, 1728252, 1920280, 2160315, 2592378, 2880420, 3456504, 4320630, 5184756, 5760840, 6480945, 8641260, 10369512, 12961890, 17282520, 25923780, 51847560]

約数ペア:

[(1, 51847560), (2, 25923780), (3, 17282520), (4, 12961890), (5, 10369512), (6, 8641260), (8, 6480945), (9, 5760840), (10, 5184756), (12, 4320630), (15, 3456504), (18, 2880420), (20, 2592378), (24, 2160315), (27, 1920280), (30, 1728252), (36, 1440210), (40, 1296189), (45, 1152168), (54, 960140), (60, 864126), (61, 849960), (72, 720105), (90, 576084), (108, 480070), (120, 432063), (122, 424980), (135, 384056), (180, 288042), (183, 283320), (216, 240035), (244, 212490), (270, 192028), (305, 169992), (360, 144021), (366, 141660), (488, 106245), (540, 96014), (549, 94440), (610, 84996), (732, 70830), (787, 65880), (915, 56664), (1080, 48007), (1098, 47220), (1220, 42498), (1464, 35415), (1574, 32940), (1647, 31480), (1830, 28332), (2196, 23610), (2361, 21960), (2440, 21249), (2745, 18888), (3148, 16470), (3294, 15740), (3660, 14166), (3935, 13176), (4392, 11805), (4722, 10980), (5490, 9444), (6296, 8235), (6588, 7870), (7083, 7320)]