2667840

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{397}}^1$

素因数の和:424

約数の個数: 112

約数和(自身を含む): 9704832

約数和(自身を除く): 7036992

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 397, 420, 448, 480, 560, 672, 794, 840, 960, 1120, 1191, 1344, 1588, 1680, 1985, 2240, 2382, 2779, 3176, 3360, 3970, 4764, 5558, 5955, 6352, 6720, 7940, 8337, 9528, 11116, 11910, 12704, 13895, 15880, 16674, 19056, 22232, 23820, 25408, 27790, 31760, 33348, 38112, 41685, 44464, 47640, 55580, 63520, 66696, 76224, 83370, 88928, 95280, 111160, 127040, 133392, 166740, 177856, 190560, 222320, 266784, 333480, 381120, 444640, 533568, 666960, 889280, 1333920, 2667840]

約数ペア:

[(1, 2667840), (2, 1333920), (3, 889280), (4, 666960), (5, 533568), (6, 444640), (7, 381120), (8, 333480), (10, 266784), (12, 222320), (14, 190560), (15, 177856), (16, 166740), (20, 133392), (21, 127040), (24, 111160), (28, 95280), (30, 88928), (32, 83370), (35, 76224), (40, 66696), (42, 63520), (48, 55580), (56, 47640), (60, 44464), (64, 41685), (70, 38112), (80, 33348), (84, 31760), (96, 27790), (105, 25408), (112, 23820), (120, 22232), (140, 19056), (160, 16674), (168, 15880), (192, 13895), (210, 12704), (224, 11910), (240, 11116), (280, 9528), (320, 8337), (336, 7940), (397, 6720), (420, 6352), (448, 5955), (480, 5558), (560, 4764), (672, 3970), (794, 3360), (840, 3176), (960, 2779), (1120, 2382), (1191, 2240), (1344, 1985), (1588, 1680)]