31758880

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{337}}^1$

素因数の和:402

約数の個数: 96

約数和(自身を含む): 81768960

約数和(自身を除く): 50010080

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 31, 32, 38, 40, 62, 76, 80, 95, 124, 152, 155, 160, 190, 248, 304, 310, 337, 380, 496, 589, 608, 620, 674, 760, 992, 1178, 1240, 1348, 1520, 1685, 2356, 2480, 2696, 2945, 3040, 3370, 4712, 4960, 5392, 5890, 6403, 6740, 9424, 10447, 10784, 11780, 12806, 13480, 18848, 20894, 23560, 25612, 26960, 32015, 41788, 47120, 51224, 52235, 53920, 64030, 83576, 94240, 102448, 104470, 128060, 167152, 198493, 204896, 208940, 256120, 334304, 396986, 417880, 512240, 793972, 835760, 992465, 1024480, 1587944, 1671520, 1984930, 3175888, 3969860, 6351776, 7939720, 15879440, 31758880]

約数ペア:

[(1, 31758880), (2, 15879440), (4, 7939720), (5, 6351776), (8, 3969860), (10, 3175888), (16, 1984930), (19, 1671520), (20, 1587944), (31, 1024480), (32, 992465), (38, 835760), (40, 793972), (62, 512240), (76, 417880), (80, 396986), (95, 334304), (124, 256120), (152, 208940), (155, 204896), (160, 198493), (190, 167152), (248, 128060), (304, 104470), (310, 102448), (337, 94240), (380, 83576), (496, 64030), (589, 53920), (608, 52235), (620, 51224), (674, 47120), (760, 41788), (992, 32015), (1178, 26960), (1240, 25612), (1348, 23560), (1520, 20894), (1685, 18848), (2356, 13480), (2480, 12806), (2696, 11780), (2945, 10784), (3040, 10447), (3370, 9424), (4712, 6740), (4960, 6403), (5392, 5890)]