20226587920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1\times {\mathrm{449}}^1$

素因数の和:654

約数の個数: 320

約数和(自身を含む): 60167577600

約数和(自身を除く): 39940989680

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 70, 71, 77, 80, 88, 103, 110, 112, 140, 142, 154, 176, 206, 220, 280, 284, 308, 355, 385, 412, 440, 449, 497, 515, 560, 568, 616, 710, 721, 770, 781, 824, 880, 898, 994, 1030, 1133, 1136, 1232, 1420, 1442, 1540, 1562, 1648, 1796, 1988, 2060, 2245, 2266, 2485, 2840, 2884, 3080, 3124, 3143, 3592, 3605, 3905, 3976, 4120, 4490, 4532, 4939, 4970, 5467, 5665, 5680, 5768, 6160, 6248, 6286, 7184, 7210, 7313, 7810, 7931, 7952, 8240, 8980, 9064, 9878, 9940, 10934, 11330, 11536, 12496, 12572, 14420, 14626, 15620, 15715, 15862, 17960, 18128, 19756, 19880, 21868, 22660, 24695, 25144, 27335, 28840, 29252, 31240, 31430, 31724, 31879, 34573, 35920, 36565, 39512, 39655, 39760, 43736, 45320, 46247, 49390, 50288, 51191, 54670, 57680, 58504, 62480, 62860, 63448, 63758, 69146, 73130, 79024, 79310, 80443, 87472, 90640, 92494, 98780, 102382, 109340, 117008, 125720, 126896, 127516, 138292, 146260, 158620, 159395, 160886, 172865, 184988, 197560, 204764, 218680, 223153, 231235, 251440, 255032, 255955, 276584, 292520, 317240, 318790, 321772, 323729, 345730, 350669, 369976, 395120, 402215, 409528, 437360, 446306, 462470, 508717, 510064, 511910, 553168, 563101, 585040, 634480, 637580, 643544, 647458, 691460, 701338, 739952, 804430, 819056, 892612, 924940, 1017434, 1023820, 1115765, 1126202, 1275160, 1287088, 1294916, 1382920, 1402676, 1608860, 1618645, 1753345, 1785224, 1849880, 2034868, 2047640, 2231530, 2252404, 2454683, 2543585, 2550320, 2589832, 2765840, 2805352, 2815505, 3217720, 3237290, 3283537, 3506690, 3561019, 3570448, 3699760, 4069736, 4095280, 4463060, 4504808, 4909366, 5087170, 5179664, 5610704, 5631010, 6435440, 6474580, 6567074, 7013380, 7122038, 8139472, 8926120, 9009616, 9818732, 10174340, 11262020, 12273415, 12949160, 13134148, 14026760, 14244076, 16417685, 17805095, 17852240, 19637464, 20348680, 22524040, 22984759, 24546830, 25898320, 26268296, 28053520, 28488152, 32835370, 35610190, 36118907, 39274928, 40697360, 45048080, 45969518, 49093660, 52536592, 56976304, 65670740, 71220380, 72237814, 91939036, 98187320, 114923795, 131341480, 142440760, 144475628, 180594535, 183878072, 196374640, 229847590, 252832349, 262682960, 284881520, 288951256, 361189070, 367756144, 459695180, 505664698, 577902512, 722378140, 919390360, 1011329396, 1264161745, 1444756280, 1838780720, 2022658792, 2528323490, 2889512560, 4045317584, 5056646980, 10113293960, 20226587920]

約数ペア:

[(1, 20226587920), (2, 10113293960), (4, 5056646980), (5, 4045317584), (7, 2889512560), (8, 2528323490), (10, 2022658792), (11, 1838780720), (14, 1444756280), (16, 1264161745), (20, 1011329396), (22, 919390360), (28, 722378140), (35, 577902512), (40, 505664698), (44, 459695180), (55, 367756144), (56, 361189070), (70, 288951256), (71, 284881520), (77, 262682960), (80, 252832349), (88, 229847590), (103, 196374640), (110, 183878072), (112, 180594535), (140, 144475628), (142, 142440760), (154, 131341480), (176, 114923795), (206, 98187320), (220, 91939036), (280, 72237814), (284, 71220380), (308, 65670740), (355, 56976304), (385, 52536592), (412, 49093660), (440, 45969518), (449, 45048080), (497, 40697360), (515, 39274928), (560, 36118907), (568, 35610190), (616, 32835370), (710, 28488152), (721, 28053520), (770, 26268296), (781, 25898320), (824, 24546830), (880, 22984759), (898, 22524040), (994, 20348680), (1030, 19637464), (1133, 17852240), (1136, 17805095), (1232, 16417685), (1420, 14244076), (1442, 14026760), (1540, 13134148), (1562, 12949160), (1648, 12273415), (1796, 11262020), (1988, 10174340), (2060, 9818732), (2245, 9009616), (2266, 8926120), (2485, 8139472), (2840, 7122038), (2884, 7013380), (3080, 6567074), (3124, 6474580), (3143, 6435440), (3592, 5631010), (3605, 5610704), (3905, 5179664), (3976, 5087170), (4120, 4909366), (4490, 4504808), (4532, 4463060), (4939, 4095280), (4970, 4069736), (5467, 3699760), (5665, 3570448), (5680, 3561019), (5768, 3506690), (6160, 3283537), (6248, 3237290), (6286, 3217720), (7184, 2815505), (7210, 2805352), (7313, 2765840), (7810, 2589832), (7931, 2550320), (7952, 2543585), (8240, 2454683), (8980, 2252404), (9064, 2231530), (9878, 2047640), (9940, 2034868), (10934, 1849880), (11330, 1785224), (11536, 1753345), (12496, 1618645), (12572, 1608860), (14420, 1402676), (14626, 1382920), (15620, 1294916), (15715, 1287088), (15862, 1275160), (17960, 1126202), (18128, 1115765), (19756, 1023820), (19880, 1017434), (21868, 924940), (22660, 892612), (24695, 819056), (25144, 804430), (27335, 739952), (28840, 701338), (29252, 691460), (31240, 647458), (31430, 643544), (31724, 637580), (31879, 634480), (34573, 585040), (35920, 563101), (36565, 553168), (39512, 511910), (39655, 510064), (39760, 508717), (43736, 462470), (45320, 446306), (46247, 437360), (49390, 409528), (50288, 402215), (51191, 395120), (54670, 369976), (57680, 350669), (58504, 345730), (62480, 323729), (62860, 321772), (63448, 318790), (63758, 317240), (69146, 292520), (73130, 276584), (79024, 255955), (79310, 255032), (80443, 251440), (87472, 231235), (90640, 223153), (92494, 218680), (98780, 204764), (102382, 197560), (109340, 184988), (117008, 172865), (125720, 160886), (126896, 159395), (127516, 158620), (138292, 146260)]