2516640

素因数分解:

$2^5\times 3^1\times 5^1\times 7^2\times {\mathrm{107}}^1$

素因数の和:139

約数の個数: 144

約数和(自身を含む): 9307872

約数和(自身を除く): 6791232

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, 49, 56, 60, 70, 80, 84, 96, 98, 105, 107, 112, 120, 140, 147, 160, 168, 196, 210, 214, 224, 240, 245, 280, 294, 321, 336, 392, 420, 428, 480, 490, 535, 560, 588, 642, 672, 735, 749, 784, 840, 856, 980, 1070, 1120, 1176, 1284, 1470, 1498, 1568, 1605, 1680, 1712, 1960, 2140, 2247, 2352, 2568, 2940, 2996, 3210, 3360, 3424, 3745, 3920, 4280, 4494, 4704, 5136, 5243, 5880, 5992, 6420, 7490, 7840, 8560, 8988, 10272, 10486, 11235, 11760, 11984, 12840, 14980, 15729, 17120, 17976, 20972, 22470, 23520, 23968, 25680, 26215, 29960, 31458, 35952, 41944, 44940, 51360, 52430, 59920, 62916, 71904, 78645, 83888, 89880, 104860, 119840, 125832, 157290, 167776, 179760, 209720, 251664, 314580, 359520, 419440, 503328, 629160, 838880, 1258320, 2516640]

約数ペア:

[(1, 2516640), (2, 1258320), (3, 838880), (4, 629160), (5, 503328), (6, 419440), (7, 359520), (8, 314580), (10, 251664), (12, 209720), (14, 179760), (15, 167776), (16, 157290), (20, 125832), (21, 119840), (24, 104860), (28, 89880), (30, 83888), (32, 78645), (35, 71904), (40, 62916), (42, 59920), (48, 52430), (49, 51360), (56, 44940), (60, 41944), (70, 35952), (80, 31458), (84, 29960), (96, 26215), (98, 25680), (105, 23968), (107, 23520), (112, 22470), (120, 20972), (140, 17976), (147, 17120), (160, 15729), (168, 14980), (196, 12840), (210, 11984), (214, 11760), (224, 11235), (240, 10486), (245, 10272), (280, 8988), (294, 8560), (321, 7840), (336, 7490), (392, 6420), (420, 5992), (428, 5880), (480, 5243), (490, 5136), (535, 4704), (560, 4494), (588, 4280), (642, 3920), (672, 3745), (735, 3424), (749, 3360), (784, 3210), (840, 2996), (856, 2940), (980, 2568), (1070, 2352), (1120, 2247), (1176, 2140), (1284, 1960), (1470, 1712), (1498, 1680), (1568, 1605)]