80076640

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1$

素因数の和:165

約数の個数: 192

約数和(自身を含む): 235146240

約数和(自身を除く): 155069600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 53, 56, 70, 71, 76, 80, 95, 106, 112, 133, 140, 142, 152, 160, 190, 212, 224, 265, 266, 280, 284, 304, 355, 371, 380, 424, 497, 530, 532, 560, 568, 608, 665, 710, 742, 760, 848, 994, 1007, 1060, 1064, 1120, 1136, 1330, 1349, 1420, 1484, 1520, 1696, 1855, 1988, 2014, 2120, 2128, 2272, 2485, 2660, 2698, 2840, 2968, 3040, 3710, 3763, 3976, 4028, 4240, 4256, 4970, 5035, 5320, 5396, 5680, 5936, 6745, 7049, 7420, 7526, 7952, 8056, 8480, 9443, 9940, 10070, 10640, 10792, 11360, 11872, 13490, 14098, 14840, 15052, 15904, 16112, 18815, 18886, 19880, 20140, 21280, 21584, 26341, 26980, 28196, 29680, 30104, 32224, 35245, 37630, 37772, 39760, 40280, 43168, 47215, 52682, 53960, 56392, 59360, 60208, 70490, 71497, 75260, 75544, 79520, 80560, 94430, 105364, 107920, 112784, 120416, 131705, 140980, 142994, 150520, 151088, 161120, 188860, 210728, 215840, 225568, 263410, 281960, 285988, 301040, 302176, 357485, 377720, 421456, 500479, 526820, 563920, 571976, 602080, 714970, 755440, 842912, 1000958, 1053640, 1127840, 1143952, 1429940, 1510880, 2001916, 2107280, 2287904, 2502395, 2859880, 4003832, 4214560, 5004790, 5719760, 8007664, 10009580, 11439520, 16015328, 20019160, 40038320, 80076640]

約数ペア:

[(1, 80076640), (2, 40038320), (4, 20019160), (5, 16015328), (7, 11439520), (8, 10009580), (10, 8007664), (14, 5719760), (16, 5004790), (19, 4214560), (20, 4003832), (28, 2859880), (32, 2502395), (35, 2287904), (38, 2107280), (40, 2001916), (53, 1510880), (56, 1429940), (70, 1143952), (71, 1127840), (76, 1053640), (80, 1000958), (95, 842912), (106, 755440), (112, 714970), (133, 602080), (140, 571976), (142, 563920), (152, 526820), (160, 500479), (190, 421456), (212, 377720), (224, 357485), (265, 302176), (266, 301040), (280, 285988), (284, 281960), (304, 263410), (355, 225568), (371, 215840), (380, 210728), (424, 188860), (497, 161120), (530, 151088), (532, 150520), (560, 142994), (568, 140980), (608, 131705), (665, 120416), (710, 112784), (742, 107920), (760, 105364), (848, 94430), (994, 80560), (1007, 79520), (1060, 75544), (1064, 75260), (1120, 71497), (1136, 70490), (1330, 60208), (1349, 59360), (1420, 56392), (1484, 53960), (1520, 52682), (1696, 47215), (1855, 43168), (1988, 40280), (2014, 39760), (2120, 37772), (2128, 37630), (2272, 35245), (2485, 32224), (2660, 30104), (2698, 29680), (2840, 28196), (2968, 26980), (3040, 26341), (3710, 21584), (3763, 21280), (3976, 20140), (4028, 19880), (4240, 18886), (4256, 18815), (4970, 16112), (5035, 15904), (5320, 15052), (5396, 14840), (5680, 14098), (5936, 13490), (6745, 11872), (7049, 11360), (7420, 10792), (7526, 10640), (7952, 10070), (8056, 9940), (8480, 9443)]