165739280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{421}}^1$

素因数の和:497

約数の個数: 160

約数和(自身を含む): 477231360

約数和(自身を除く): 311492080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 37, 38, 40, 56, 70, 74, 76, 80, 95, 112, 133, 140, 148, 152, 185, 190, 259, 266, 280, 296, 304, 370, 380, 421, 518, 532, 560, 592, 665, 703, 740, 760, 842, 1036, 1064, 1295, 1330, 1406, 1480, 1520, 1684, 2072, 2105, 2128, 2590, 2660, 2812, 2947, 2960, 3368, 3515, 4144, 4210, 4921, 5180, 5320, 5624, 5894, 6736, 7030, 7999, 8420, 9842, 10360, 10640, 11248, 11788, 14060, 14735, 15577, 15998, 16840, 19684, 20720, 23576, 24605, 28120, 29470, 31154, 31996, 33680, 39368, 39995, 47152, 49210, 55993, 56240, 58940, 62308, 63992, 77885, 78736, 79990, 98420, 109039, 111986, 117880, 124616, 127984, 155770, 159980, 196840, 218078, 223972, 235760, 249232, 279965, 295963, 311540, 319960, 393680, 436156, 447944, 545195, 559930, 591926, 623080, 639920, 872312, 895888, 1090390, 1119860, 1183852, 1246160, 1479815, 1744624, 2071741, 2180780, 2239720, 2367704, 2959630, 4143482, 4361560, 4479440, 4735408, 5919260, 8286964, 8723120, 10358705, 11838520, 16573928, 20717410, 23677040, 33147856, 41434820, 82869640, 165739280]

約数ペア:

[(1, 165739280), (2, 82869640), (4, 41434820), (5, 33147856), (7, 23677040), (8, 20717410), (10, 16573928), (14, 11838520), (16, 10358705), (19, 8723120), (20, 8286964), (28, 5919260), (35, 4735408), (37, 4479440), (38, 4361560), (40, 4143482), (56, 2959630), (70, 2367704), (74, 2239720), (76, 2180780), (80, 2071741), (95, 1744624), (112, 1479815), (133, 1246160), (140, 1183852), (148, 1119860), (152, 1090390), (185, 895888), (190, 872312), (259, 639920), (266, 623080), (280, 591926), (296, 559930), (304, 545195), (370, 447944), (380, 436156), (421, 393680), (518, 319960), (532, 311540), (560, 295963), (592, 279965), (665, 249232), (703, 235760), (740, 223972), (760, 218078), (842, 196840), (1036, 159980), (1064, 155770), (1295, 127984), (1330, 124616), (1406, 117880), (1480, 111986), (1520, 109039), (1684, 98420), (2072, 79990), (2105, 78736), (2128, 77885), (2590, 63992), (2660, 62308), (2812, 58940), (2947, 56240), (2960, 55993), (3368, 49210), (3515, 47152), (4144, 39995), (4210, 39368), (4921, 33680), (5180, 31996), (5320, 31154), (5624, 29470), (5894, 28120), (6736, 24605), (7030, 23576), (7999, 20720), (8420, 19684), (9842, 16840), (10360, 15998), (10640, 15577), (11248, 14735), (11788, 14060)]