310928880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{71}}^2\times {\mathrm{257}}^1$

素因数の和:415

約数の個数: 120

約数和(自身を含む): 981450576

約数和(自身を除く): 670521696

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 71, 80, 120, 142, 213, 240, 257, 284, 355, 426, 514, 568, 710, 771, 852, 1028, 1065, 1136, 1285, 1420, 1542, 1704, 2056, 2130, 2570, 2840, 3084, 3408, 3855, 4112, 4260, 5041, 5140, 5680, 6168, 7710, 8520, 10082, 10280, 12336, 15123, 15420, 17040, 18247, 20164, 20560, 25205, 30246, 30840, 36494, 40328, 50410, 54741, 60492, 61680, 72988, 75615, 80656, 91235, 100820, 109482, 120984, 145976, 151230, 182470, 201640, 218964, 241968, 273705, 291952, 302460, 364940, 403280, 437928, 547410, 604920, 729880, 875856, 1094820, 1209840, 1295537, 1459760, 2189640, 2591074, 3886611, 4379280, 5182148, 6477685, 7773222, 10364296, 12955370, 15546444, 19433055, 20728592, 25910740, 31092888, 38866110, 51821480, 62185776, 77732220, 103642960, 155464440, 310928880]

約数ペア:

[(1, 310928880), (2, 155464440), (3, 103642960), (4, 77732220), (5, 62185776), (6, 51821480), (8, 38866110), (10, 31092888), (12, 25910740), (15, 20728592), (16, 19433055), (20, 15546444), (24, 12955370), (30, 10364296), (40, 7773222), (48, 6477685), (60, 5182148), (71, 4379280), (80, 3886611), (120, 2591074), (142, 2189640), (213, 1459760), (240, 1295537), (257, 1209840), (284, 1094820), (355, 875856), (426, 729880), (514, 604920), (568, 547410), (710, 437928), (771, 403280), (852, 364940), (1028, 302460), (1065, 291952), (1136, 273705), (1285, 241968), (1420, 218964), (1542, 201640), (1704, 182470), (2056, 151230), (2130, 145976), (2570, 120984), (2840, 109482), (3084, 100820), (3408, 91235), (3855, 80656), (4112, 75615), (4260, 72988), (5041, 61680), (5140, 60492), (5680, 54741), (6168, 50410), (7710, 40328), (8520, 36494), (10082, 30840), (10280, 30246), (12336, 25205), (15123, 20560), (15420, 20164), (17040, 18247)]