1645507920

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{51551}}^1$

素因数の和:51593

約数の個数: 160

約数和(自身を含む): 6136750080

約数和(自身を除く): 4491242160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 48, 56, 57, 60, 70, 76, 80, 84, 95, 105, 112, 114, 120, 133, 140, 152, 168, 190, 210, 228, 240, 266, 280, 285, 304, 336, 380, 399, 420, 456, 532, 560, 570, 665, 760, 798, 840, 912, 1064, 1140, 1330, 1520, 1596, 1680, 1995, 2128, 2280, 2660, 3192, 3990, 4560, 5320, 6384, 7980, 10640, 15960, 31920, 51551, 103102, 154653, 206204, 257755, 309306, 360857, 412408, 515510, 618612, 721714, 773265, 824816, 979469, 1031020, 1082571, 1237224, 1443428, 1546530, 1804285, 1958938, 2062040, 2165142, 2474448, 2886856, 2938407, 3093060, 3608570, 3917876, 4124080, 4330284, 4897345, 5412855, 5773712, 5876814, 6186120, 6856283, 7217140, 7835752, 8660568, 9794690, 10825710, 11753628, 12372240, 13712566, 14434280, 14692035, 15671504, 17321136, 19589380, 20568849, 21651420, 23507256, 27425132, 28868560, 29384070, 34281415, 39178760, 41137698, 43302840, 47014512, 54850264, 58768140, 68562830, 78357520, 82275396, 86605680, 102844245, 109700528, 117536280, 137125660, 164550792, 205688490, 235072560, 274251320, 329101584, 411376980, 548502640, 822753960, 1645507920]

約数ペア:

[(1, 1645507920), (2, 822753960), (3, 548502640), (4, 411376980), (5, 329101584), (6, 274251320), (7, 235072560), (8, 205688490), (10, 164550792), (12, 137125660), (14, 117536280), (15, 109700528), (16, 102844245), (19, 86605680), (20, 82275396), (21, 78357520), (24, 68562830), (28, 58768140), (30, 54850264), (35, 47014512), (38, 43302840), (40, 41137698), (42, 39178760), (48, 34281415), (56, 29384070), (57, 28868560), (60, 27425132), (70, 23507256), (76, 21651420), (80, 20568849), (84, 19589380), (95, 17321136), (105, 15671504), (112, 14692035), (114, 14434280), (120, 13712566), (133, 12372240), (140, 11753628), (152, 10825710), (168, 9794690), (190, 8660568), (210, 7835752), (228, 7217140), (240, 6856283), (266, 6186120), (280, 5876814), (285, 5773712), (304, 5412855), (336, 4897345), (380, 4330284), (399, 4124080), (420, 3917876), (456, 3608570), (532, 3093060), (560, 2938407), (570, 2886856), (665, 2474448), (760, 2165142), (798, 2062040), (840, 1958938), (912, 1804285), (1064, 1546530), (1140, 1443428), (1330, 1237224), (1520, 1082571), (1596, 1031020), (1680, 979469), (1995, 824816), (2128, 773265), (2280, 721714), (2660, 618612), (3192, 515510), (3990, 412408), (4560, 360857), (5320, 309306), (6384, 257755), (7980, 206204), (10640, 154653), (15960, 103102), (31920, 51551)]