20170556640

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{401}}^1\times {\mathrm{2687}}^1$

素因数の和:3122

約数の個数: 288

約数和(自身を含む): 74339306496

約数和(自身を除く): 54168749856

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 96, 104, 117, 120, 130, 144, 156, 160, 180, 195, 208, 234, 240, 260, 288, 312, 360, 390, 401, 416, 468, 480, 520, 585, 624, 720, 780, 802, 936, 1040, 1170, 1203, 1248, 1440, 1560, 1604, 1872, 2005, 2080, 2340, 2406, 2687, 3120, 3208, 3609, 3744, 4010, 4680, 4812, 5213, 5374, 6015, 6240, 6416, 7218, 8020, 8061, 9360, 9624, 10426, 10748, 12030, 12832, 13435, 14436, 15639, 16040, 16122, 18045, 18720, 19248, 20852, 21496, 24060, 24183, 26065, 26870, 28872, 31278, 32080, 32244, 34931, 36090, 38496, 40305, 41704, 42992, 46917, 48120, 48366, 52130, 53740, 57744, 62556, 64160, 64488, 69862, 72180, 78195, 80610, 83408, 85984, 93834, 96240, 96732, 104260, 104793, 107480, 115488, 120915, 125112, 128976, 139724, 144360, 156390, 161220, 166816, 174655, 187668, 192480, 193464, 208520, 209586, 214960, 234585, 241830, 250224, 257952, 279448, 288720, 312780, 314379, 322440, 349310, 375336, 386928, 417040, 419172, 429920, 469170, 483660, 500448, 523965, 558896, 577440, 625560, 628758, 644880, 698620, 750672, 773856, 834080, 838344, 938340, 967320, 1047930, 1077487, 1117792, 1251120, 1257516, 1289760, 1397240, 1501344, 1571895, 1676688, 1876680, 1934640, 2095860, 2154974, 2502240, 2515032, 2794480, 3143790, 3232461, 3353376, 3753360, 3869280, 4191720, 4309948, 5030064, 5387435, 5588960, 6287580, 6464922, 7506720, 8383440, 8619896, 9697383, 10060128, 10774870, 12575160, 12929844, 14007331, 16162305, 16766880, 17239792, 19394766, 21549740, 25150320, 25859688, 28014662, 32324610, 34479584, 38789532, 42021993, 43099480, 48486915, 50300640, 51719376, 56029324, 64649220, 70036655, 77579064, 84043986, 86198960, 96973830, 103438752, 112058648, 126065979, 129298440, 140073310, 155158128, 168087972, 172397920, 193947660, 210109965, 224117296, 252131958, 258596880, 280146620, 310316256, 336175944, 387895320, 420219930, 448234592, 504263916, 517193760, 560293240, 630329895, 672351888, 775790640, 840439860, 1008527832, 1120586480, 1260659790, 1344703776, 1551581280, 1680879720, 2017055664, 2241172960, 2521319580, 3361759440, 4034111328, 5042639160, 6723518880, 10085278320, 20170556640]

約数ペア:

[(1, 20170556640), (2, 10085278320), (3, 6723518880), (4, 5042639160), (5, 4034111328), (6, 3361759440), (8, 2521319580), (9, 2241172960), (10, 2017055664), (12, 1680879720), (13, 1551581280), (15, 1344703776), (16, 1260659790), (18, 1120586480), (20, 1008527832), (24, 840439860), (26, 775790640), (30, 672351888), (32, 630329895), (36, 560293240), (39, 517193760), (40, 504263916), (45, 448234592), (48, 420219930), (52, 387895320), (60, 336175944), (65, 310316256), (72, 280146620), (78, 258596880), (80, 252131958), (90, 224117296), (96, 210109965), (104, 193947660), (117, 172397920), (120, 168087972), (130, 155158128), (144, 140073310), (156, 129298440), (160, 126065979), (180, 112058648), (195, 103438752), (208, 96973830), (234, 86198960), (240, 84043986), (260, 77579064), (288, 70036655), (312, 64649220), (360, 56029324), (390, 51719376), (401, 50300640), (416, 48486915), (468, 43099480), (480, 42021993), (520, 38789532), (585, 34479584), (624, 32324610), (720, 28014662), (780, 25859688), (802, 25150320), (936, 21549740), (1040, 19394766), (1170, 17239792), (1203, 16766880), (1248, 16162305), (1440, 14007331), (1560, 12929844), (1604, 12575160), (1872, 10774870), (2005, 10060128), (2080, 9697383), (2340, 8619896), (2406, 8383440), (2687, 7506720), (3120, 6464922), (3208, 6287580), (3609, 5588960), (3744, 5387435), (4010, 5030064), (4680, 4309948), (4812, 4191720), (5213, 3869280), (5374, 3753360), (6015, 3353376), (6240, 3232461), (6416, 3143790), (7218, 2794480), (8020, 2515032), (8061, 2502240), (9360, 2154974), (9624, 2095860), (10426, 1934640), (10748, 1876680), (12030, 1676688), (12832, 1571895), (13435, 1501344), (14436, 1397240), (15639, 1289760), (16040, 1257516), (16122, 1251120), (18045, 1117792), (18720, 1077487), (19248, 1047930), (20852, 967320), (21496, 938340), (24060, 838344), (24183, 834080), (26065, 773856), (26870, 750672), (28872, 698620), (31278, 644880), (32080, 628758), (32244, 625560), (34931, 577440), (36090, 558896), (38496, 523965), (40305, 500448), (41704, 483660), (42992, 469170), (46917, 429920), (48120, 419172), (48366, 417040), (52130, 386928), (53740, 375336), (57744, 349310), (62556, 322440), (64160, 314379), (64488, 312780), (69862, 288720), (72180, 279448), (78195, 257952), (80610, 250224), (83408, 241830), (85984, 234585), (93834, 214960), (96240, 209586), (96732, 208520), (104260, 193464), (104793, 192480), (107480, 187668), (115488, 174655), (120915, 166816), (125112, 161220), (128976, 156390), (139724, 144360)]