86747920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{263}}^1$

素因数の和:333

約数の個数: 160

約数和(自身を含む): 251412480

約数和(自身を除く): 164664560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 31, 35, 38, 40, 56, 62, 70, 76, 80, 95, 112, 124, 133, 140, 152, 155, 190, 217, 248, 263, 266, 280, 304, 310, 380, 434, 496, 526, 532, 560, 589, 620, 665, 760, 868, 1052, 1064, 1085, 1178, 1240, 1315, 1330, 1520, 1736, 1841, 2104, 2128, 2170, 2356, 2480, 2630, 2660, 2945, 3472, 3682, 4123, 4208, 4340, 4712, 4997, 5260, 5320, 5890, 7364, 8153, 8246, 8680, 9205, 9424, 9994, 10520, 10640, 11780, 14728, 16306, 16492, 17360, 18410, 19988, 20615, 21040, 23560, 24985, 29456, 32612, 32984, 34979, 36820, 39976, 40765, 41230, 47120, 49970, 57071, 65224, 65968, 69958, 73640, 79952, 81530, 82460, 99940, 114142, 130448, 139916, 147280, 154907, 163060, 164920, 174895, 199880, 228284, 279832, 285355, 309814, 326120, 329840, 349790, 399760, 456568, 559664, 570710, 619628, 652240, 699580, 774535, 913136, 1084349, 1141420, 1239256, 1399160, 1549070, 2168698, 2282840, 2478512, 2798320, 3098140, 4337396, 4565680, 5421745, 6196280, 8674792, 10843490, 12392560, 17349584, 21686980, 43373960, 86747920]

約数ペア:

[(1, 86747920), (2, 43373960), (4, 21686980), (5, 17349584), (7, 12392560), (8, 10843490), (10, 8674792), (14, 6196280), (16, 5421745), (19, 4565680), (20, 4337396), (28, 3098140), (31, 2798320), (35, 2478512), (38, 2282840), (40, 2168698), (56, 1549070), (62, 1399160), (70, 1239256), (76, 1141420), (80, 1084349), (95, 913136), (112, 774535), (124, 699580), (133, 652240), (140, 619628), (152, 570710), (155, 559664), (190, 456568), (217, 399760), (248, 349790), (263, 329840), (266, 326120), (280, 309814), (304, 285355), (310, 279832), (380, 228284), (434, 199880), (496, 174895), (526, 164920), (532, 163060), (560, 154907), (589, 147280), (620, 139916), (665, 130448), (760, 114142), (868, 99940), (1052, 82460), (1064, 81530), (1085, 79952), (1178, 73640), (1240, 69958), (1315, 65968), (1330, 65224), (1520, 57071), (1736, 49970), (1841, 47120), (2104, 41230), (2128, 40765), (2170, 39976), (2356, 36820), (2480, 34979), (2630, 32984), (2660, 32612), (2945, 29456), (3472, 24985), (3682, 23560), (4123, 21040), (4208, 20615), (4340, 19988), (4712, 18410), (4997, 17360), (5260, 16492), (5320, 16306), (5890, 14728), (7364, 11780), (8153, 10640), (8246, 10520), (8680, 9994), (9205, 9424)]