2590560

素因数分解:

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

素因数の和:285

約数の個数: 144

約数和(自身を含む): 10142496

約数和(自身を除く): 7551936

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 257, 280, 288, 315, 336, 360, 420, 480, 504, 514, 560, 630, 672, 720, 771, 840, 1008, 1028, 1120, 1260, 1285, 1440, 1542, 1680, 1799, 2016, 2056, 2313, 2520, 2570, 3084, 3360, 3598, 3855, 4112, 4626, 5040, 5140, 5397, 6168, 7196, 7710, 8224, 8995, 9252, 10080, 10280, 10794, 11565, 12336, 14392, 15420, 16191, 17990, 18504, 20560, 21588, 23130, 24672, 26985, 28784, 30840, 32382, 35980, 37008, 41120, 43176, 46260, 53970, 57568, 61680, 64764, 71960, 74016, 80955, 86352, 92520, 107940, 123360, 129528, 143920, 161910, 172704, 185040, 215880, 259056, 287840, 323820, 370080, 431760, 518112, 647640, 863520, 1295280, 2590560]

約数ペア:

[(1, 2590560), (2, 1295280), (3, 863520), (4, 647640), (5, 518112), (6, 431760), (7, 370080), (8, 323820), (9, 287840), (10, 259056), (12, 215880), (14, 185040), (15, 172704), (16, 161910), (18, 143920), (20, 129528), (21, 123360), (24, 107940), (28, 92520), (30, 86352), (32, 80955), (35, 74016), (36, 71960), (40, 64764), (42, 61680), (45, 57568), (48, 53970), (56, 46260), (60, 43176), (63, 41120), (70, 37008), (72, 35980), (80, 32382), (84, 30840), (90, 28784), (96, 26985), (105, 24672), (112, 23130), (120, 21588), (126, 20560), (140, 18504), (144, 17990), (160, 16191), (168, 15420), (180, 14392), (210, 12336), (224, 11565), (240, 10794), (252, 10280), (257, 10080), (280, 9252), (288, 8995), (315, 8224), (336, 7710), (360, 7196), (420, 6168), (480, 5397), (504, 5140), (514, 5040), (560, 4626), (630, 4112), (672, 3855), (720, 3598), (771, 3360), (840, 3084), (1008, 2570), (1028, 2520), (1120, 2313), (1260, 2056), (1285, 2016), (1440, 1799), (1542, 1680)]