2154960

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1$

素因数の和:133

約数の個数: 120

約数和(自身を含む): 7515144

約数和(自身を除く): 5360184

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 41, 45, 48, 60, 72, 73, 80, 82, 90, 120, 123, 144, 146, 164, 180, 205, 219, 240, 246, 292, 328, 360, 365, 369, 410, 438, 492, 584, 615, 656, 657, 720, 730, 738, 820, 876, 984, 1095, 1168, 1230, 1314, 1460, 1476, 1640, 1752, 1845, 1968, 2190, 2460, 2628, 2920, 2952, 2993, 3280, 3285, 3504, 3690, 4380, 4920, 5256, 5840, 5904, 5986, 6570, 7380, 8760, 8979, 9840, 10512, 11972, 13140, 14760, 14965, 17520, 17958, 23944, 26280, 26937, 29520, 29930, 35916, 44895, 47888, 52560, 53874, 59860, 71832, 89790, 107748, 119720, 134685, 143664, 179580, 215496, 239440, 269370, 359160, 430992, 538740, 718320, 1077480, 2154960]

約数ペア:

[(1, 2154960), (2, 1077480), (3, 718320), (4, 538740), (5, 430992), (6, 359160), (8, 269370), (9, 239440), (10, 215496), (12, 179580), (15, 143664), (16, 134685), (18, 119720), (20, 107748), (24, 89790), (30, 71832), (36, 59860), (40, 53874), (41, 52560), (45, 47888), (48, 44895), (60, 35916), (72, 29930), (73, 29520), (80, 26937), (82, 26280), (90, 23944), (120, 17958), (123, 17520), (144, 14965), (146, 14760), (164, 13140), (180, 11972), (205, 10512), (219, 9840), (240, 8979), (246, 8760), (292, 7380), (328, 6570), (360, 5986), (365, 5904), (369, 5840), (410, 5256), (438, 4920), (492, 4380), (584, 3690), (615, 3504), (656, 3285), (657, 3280), (720, 2993), (730, 2952), (738, 2920), (820, 2628), (876, 2460), (984, 2190), (1095, 1968), (1168, 1845), (1230, 1752), (1314, 1640), (1460, 1476)]