4006789920

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{20921}}^1$

素因数の和:20968

約数の個数: 288

約数和(自身を含む): 16449713280

約数和(自身を除く): 12442923360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 19, 20, 21, 24, 28, 30, 32, 35, 36, 38, 40, 42, 45, 48, 56, 57, 60, 63, 70, 72, 76, 80, 84, 90, 95, 96, 105, 112, 114, 120, 126, 133, 140, 144, 152, 160, 168, 171, 180, 190, 210, 224, 228, 240, 252, 266, 280, 285, 288, 304, 315, 336, 342, 360, 380, 399, 420, 456, 480, 504, 532, 560, 570, 608, 630, 665, 672, 684, 720, 760, 798, 840, 855, 912, 1008, 1064, 1120, 1140, 1197, 1260, 1330, 1368, 1440, 1520, 1596, 1680, 1710, 1824, 1995, 2016, 2128, 2280, 2394, 2520, 2660, 2736, 3040, 3192, 3360, 3420, 3990, 4256, 4560, 4788, 5040, 5320, 5472, 5985, 6384, 6840, 7980, 9120, 9576, 10080, 10640, 11970, 12768, 13680, 15960, 19152, 20921, 21280, 23940, 27360, 31920, 38304, 41842, 47880, 62763, 63840, 83684, 95760, 104605, 125526, 146447, 167368, 188289, 191520, 209210, 251052, 292894, 313815, 334736, 376578, 397499, 418420, 439341, 502104, 585788, 627630, 669472, 732235, 753156, 794998, 836840, 878682, 941445, 1004208, 1171576, 1192497, 1255260, 1318023, 1464470, 1506312, 1589996, 1673680, 1757364, 1882890, 1987495, 2008416, 2196705, 2343152, 2384994, 2510520, 2636046, 2782493, 2928940, 3012624, 3179992, 3347360, 3514728, 3577491, 3765780, 3974990, 4393410, 4686304, 4769988, 5021040, 5272092, 5564986, 5857880, 5962485, 6025248, 6359984, 6590115, 7029456, 7154982, 7531560, 7949980, 8347479, 8786820, 9539976, 10042080, 10544184, 11129972, 11715760, 11924970, 12719968, 13180230, 13912465, 14058912, 14309964, 15063120, 15899960, 16694958, 17573640, 17887455, 19079952, 21088368, 22259944, 23431520, 23849940, 25042437, 26360460, 27824930, 28619928, 30126240, 31799920, 33389916, 35147280, 35774910, 38159904, 41737395, 42176736, 44519888, 47699880, 50084874, 52720920, 55649860, 57239856, 63599840, 66779832, 70294560, 71549820, 83474790, 89039776, 95399760, 100169748, 105441840, 111299720, 114479712, 125212185, 133559664, 143099640, 166949580, 190799520, 200339496, 210883680, 222599440, 250424370, 267119328, 286199280, 333899160, 400678992, 445198880, 500848740, 572398560, 667798320, 801357984, 1001697480, 1335596640, 2003394960, 4006789920]

約数ペア:

[(1, 4006789920), (2, 2003394960), (3, 1335596640), (4, 1001697480), (5, 801357984), (6, 667798320), (7, 572398560), (8, 500848740), (9, 445198880), (10, 400678992), (12, 333899160), (14, 286199280), (15, 267119328), (16, 250424370), (18, 222599440), (19, 210883680), (20, 200339496), (21, 190799520), (24, 166949580), (28, 143099640), (30, 133559664), (32, 125212185), (35, 114479712), (36, 111299720), (38, 105441840), (40, 100169748), (42, 95399760), (45, 89039776), (48, 83474790), (56, 71549820), (57, 70294560), (60, 66779832), (63, 63599840), (70, 57239856), (72, 55649860), (76, 52720920), (80, 50084874), (84, 47699880), (90, 44519888), (95, 42176736), (96, 41737395), (105, 38159904), (112, 35774910), (114, 35147280), (120, 33389916), (126, 31799920), (133, 30126240), (140, 28619928), (144, 27824930), (152, 26360460), (160, 25042437), (168, 23849940), (171, 23431520), (180, 22259944), (190, 21088368), (210, 19079952), (224, 17887455), (228, 17573640), (240, 16694958), (252, 15899960), (266, 15063120), (280, 14309964), (285, 14058912), (288, 13912465), (304, 13180230), (315, 12719968), (336, 11924970), (342, 11715760), (360, 11129972), (380, 10544184), (399, 10042080), (420, 9539976), (456, 8786820), (480, 8347479), (504, 7949980), (532, 7531560), (560, 7154982), (570, 7029456), (608, 6590115), (630, 6359984), (665, 6025248), (672, 5962485), (684, 5857880), (720, 5564986), (760, 5272092), (798, 5021040), (840, 4769988), (855, 4686304), (912, 4393410), (1008, 3974990), (1064, 3765780), (1120, 3577491), (1140, 3514728), (1197, 3347360), (1260, 3179992), (1330, 3012624), (1368, 2928940), (1440, 2782493), (1520, 2636046), (1596, 2510520), (1680, 2384994), (1710, 2343152), (1824, 2196705), (1995, 2008416), (2016, 1987495), (2128, 1882890), (2280, 1757364), (2394, 1673680), (2520, 1589996), (2660, 1506312), (2736, 1464470), (3040, 1318023), (3192, 1255260), (3360, 1192497), (3420, 1171576), (3990, 1004208), (4256, 941445), (4560, 878682), (4788, 836840), (5040, 794998), (5320, 753156), (5472, 732235), (5985, 669472), (6384, 627630), (6840, 585788), (7980, 502104), (9120, 439341), (9576, 418420), (10080, 397499), (10640, 376578), (11970, 334736), (12768, 313815), (13680, 292894), (15960, 251052), (19152, 209210), (20921, 191520), (21280, 188289), (23940, 167368), (27360, 146447), (31920, 125526), (38304, 104605), (41842, 95760), (47880, 83684), (62763, 63840)]