319255680

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{257}}^1\times {\mathrm{647}}^1$

素因数の和:926

約数の個数: 128

約数和(自身を含む): 1023166080

約数和(自身を除く): 703910400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 257, 320, 384, 480, 514, 640, 647, 771, 960, 1028, 1285, 1294, 1542, 1920, 1941, 2056, 2570, 2588, 3084, 3235, 3855, 3882, 4112, 5140, 5176, 6168, 6470, 7710, 7764, 8224, 9705, 10280, 10352, 12336, 12940, 15420, 15528, 16448, 19410, 20560, 20704, 24672, 25880, 30840, 31056, 32896, 38820, 41120, 41408, 49344, 51760, 61680, 62112, 77640, 82240, 82816, 98688, 103520, 123360, 124224, 155280, 164480, 166279, 207040, 246720, 248448, 310560, 332558, 414080, 493440, 498837, 621120, 665116, 831395, 997674, 1242240, 1330232, 1662790, 1995348, 2494185, 2660464, 3325580, 3990696, 4988370, 5320928, 6651160, 7981392, 9976740, 10641856, 13302320, 15962784, 19953480, 21283712, 26604640, 31925568, 39906960, 53209280, 63851136, 79813920, 106418560, 159627840, 319255680]

約数ペア:

[(1, 319255680), (2, 159627840), (3, 106418560), (4, 79813920), (5, 63851136), (6, 53209280), (8, 39906960), (10, 31925568), (12, 26604640), (15, 21283712), (16, 19953480), (20, 15962784), (24, 13302320), (30, 10641856), (32, 9976740), (40, 7981392), (48, 6651160), (60, 5320928), (64, 4988370), (80, 3990696), (96, 3325580), (120, 2660464), (128, 2494185), (160, 1995348), (192, 1662790), (240, 1330232), (257, 1242240), (320, 997674), (384, 831395), (480, 665116), (514, 621120), (640, 498837), (647, 493440), (771, 414080), (960, 332558), (1028, 310560), (1285, 248448), (1294, 246720), (1542, 207040), (1920, 166279), (1941, 164480), (2056, 155280), (2570, 124224), (2588, 123360), (3084, 103520), (3235, 98688), (3855, 82816), (3882, 82240), (4112, 77640), (5140, 62112), (5176, 61680), (6168, 51760), (6470, 49344), (7710, 41408), (7764, 41120), (8224, 38820), (9705, 32896), (10280, 31056), (10352, 30840), (12336, 25880), (12940, 24672), (15420, 20704), (15528, 20560), (16448, 19410)]