27951280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:147

約数の個数: 160

約数和(自身を含む): 81423360

約数和(自身を除く): 53472080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 37, 38, 40, 56, 70, 71, 74, 76, 80, 95, 112, 133, 140, 142, 148, 152, 185, 190, 259, 266, 280, 284, 296, 304, 355, 370, 380, 497, 518, 532, 560, 568, 592, 665, 703, 710, 740, 760, 994, 1036, 1064, 1136, 1295, 1330, 1349, 1406, 1420, 1480, 1520, 1988, 2072, 2128, 2485, 2590, 2627, 2660, 2698, 2812, 2840, 2960, 3515, 3976, 4144, 4921, 4970, 5180, 5254, 5320, 5396, 5624, 5680, 6745, 7030, 7952, 9443, 9842, 9940, 10360, 10508, 10640, 10792, 11248, 13135, 13490, 14060, 18389, 18886, 19684, 19880, 20720, 21016, 21584, 24605, 26270, 26980, 28120, 36778, 37772, 39368, 39760, 42032, 47215, 49210, 49913, 52540, 53960, 56240, 73556, 75544, 78736, 91945, 94430, 98420, 99826, 105080, 107920, 147112, 151088, 183890, 188860, 196840, 199652, 210160, 249565, 294224, 349391, 367780, 377720, 393680, 399304, 499130, 698782, 735560, 755440, 798608, 998260, 1397564, 1471120, 1746955, 1996520, 2795128, 3493910, 3993040, 5590256, 6987820, 13975640, 27951280]

約数ペア:

[(1, 27951280), (2, 13975640), (4, 6987820), (5, 5590256), (7, 3993040), (8, 3493910), (10, 2795128), (14, 1996520), (16, 1746955), (19, 1471120), (20, 1397564), (28, 998260), (35, 798608), (37, 755440), (38, 735560), (40, 698782), (56, 499130), (70, 399304), (71, 393680), (74, 377720), (76, 367780), (80, 349391), (95, 294224), (112, 249565), (133, 210160), (140, 199652), (142, 196840), (148, 188860), (152, 183890), (185, 151088), (190, 147112), (259, 107920), (266, 105080), (280, 99826), (284, 98420), (296, 94430), (304, 91945), (355, 78736), (370, 75544), (380, 73556), (497, 56240), (518, 53960), (532, 52540), (560, 49913), (568, 49210), (592, 47215), (665, 42032), (703, 39760), (710, 39368), (740, 37772), (760, 36778), (994, 28120), (1036, 26980), (1064, 26270), (1136, 24605), (1295, 21584), (1330, 21016), (1349, 20720), (1406, 19880), (1420, 19684), (1480, 18886), (1520, 18389), (1988, 14060), (2072, 13490), (2128, 13135), (2485, 11248), (2590, 10792), (2627, 10640), (2660, 10508), (2698, 10360), (2812, 9940), (2840, 9842), (2960, 9443), (3515, 7952), (3976, 7030), (4144, 6745), (4921, 5680), (4970, 5624), (5180, 5396), (5254, 5320)]