490521360

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{787}}^1$

素因数の和:870

約数の個数: 240

約数和(自身を含む): 1804545216

約数和(自身を除く): 1314023856

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 49, 53, 56, 60, 70, 80, 84, 98, 105, 106, 112, 120, 140, 147, 159, 168, 196, 210, 212, 240, 245, 265, 280, 294, 318, 336, 371, 392, 420, 424, 490, 530, 560, 588, 636, 735, 742, 784, 787, 795, 840, 848, 980, 1060, 1113, 1176, 1272, 1470, 1484, 1574, 1590, 1680, 1855, 1960, 2120, 2226, 2352, 2361, 2544, 2597, 2940, 2968, 3148, 3180, 3710, 3920, 3935, 4240, 4452, 4722, 5194, 5509, 5565, 5880, 5936, 6296, 6360, 7420, 7791, 7870, 8904, 9444, 10388, 11018, 11130, 11760, 11805, 12592, 12720, 12985, 14840, 15582, 15740, 16527, 17808, 18888, 20776, 22036, 22260, 23610, 25970, 27545, 29680, 31164, 31480, 33054, 37776, 38563, 38955, 41552, 41711, 44072, 44520, 47220, 51940, 55090, 62328, 62960, 66108, 77126, 77910, 82635, 83422, 88144, 89040, 94440, 103880, 110180, 115689, 124656, 125133, 132216, 154252, 155820, 165270, 166844, 188880, 192815, 207760, 208555, 220360, 231378, 250266, 264432, 291977, 308504, 311640, 330540, 333688, 385630, 417110, 440720, 462756, 500532, 578445, 583954, 617008, 623280, 625665, 661080, 667376, 771260, 834220, 875931, 925512, 1001064, 1156890, 1167908, 1251330, 1322160, 1459885, 1542520, 1668440, 1751862, 1851024, 2002128, 2043839, 2313780, 2335816, 2502660, 2919770, 3085040, 3336880, 3503724, 4087678, 4379655, 4627560, 4671632, 5005320, 5839540, 6131517, 7007448, 8175356, 8759310, 9255120, 10010640, 10219195, 11679080, 12263034, 14014896, 16350712, 17518620, 20438390, 23358160, 24526068, 30657585, 32701424, 35037240, 40876780, 49052136, 61315170, 70074480, 81753560, 98104272, 122630340, 163507120, 245260680, 490521360]

約数ペア:

[(1, 490521360), (2, 245260680), (3, 163507120), (4, 122630340), (5, 98104272), (6, 81753560), (7, 70074480), (8, 61315170), (10, 49052136), (12, 40876780), (14, 35037240), (15, 32701424), (16, 30657585), (20, 24526068), (21, 23358160), (24, 20438390), (28, 17518620), (30, 16350712), (35, 14014896), (40, 12263034), (42, 11679080), (48, 10219195), (49, 10010640), (53, 9255120), (56, 8759310), (60, 8175356), (70, 7007448), (80, 6131517), (84, 5839540), (98, 5005320), (105, 4671632), (106, 4627560), (112, 4379655), (120, 4087678), (140, 3503724), (147, 3336880), (159, 3085040), (168, 2919770), (196, 2502660), (210, 2335816), (212, 2313780), (240, 2043839), (245, 2002128), (265, 1851024), (280, 1751862), (294, 1668440), (318, 1542520), (336, 1459885), (371, 1322160), (392, 1251330), (420, 1167908), (424, 1156890), (490, 1001064), (530, 925512), (560, 875931), (588, 834220), (636, 771260), (735, 667376), (742, 661080), (784, 625665), (787, 623280), (795, 617008), (840, 583954), (848, 578445), (980, 500532), (1060, 462756), (1113, 440720), (1176, 417110), (1272, 385630), (1470, 333688), (1484, 330540), (1574, 311640), (1590, 308504), (1680, 291977), (1855, 264432), (1960, 250266), (2120, 231378), (2226, 220360), (2352, 208555), (2361, 207760), (2544, 192815), (2597, 188880), (2940, 166844), (2968, 165270), (3148, 155820), (3180, 154252), (3710, 132216), (3920, 125133), (3935, 124656), (4240, 115689), (4452, 110180), (4722, 103880), (5194, 94440), (5509, 89040), (5565, 88144), (5880, 83422), (5936, 82635), (6296, 77910), (6360, 77126), (7420, 66108), (7791, 62960), (7870, 62328), (8904, 55090), (9444, 51940), (10388, 47220), (11018, 44520), (11130, 44072), (11760, 41711), (11805, 41552), (12592, 38955), (12720, 38563), (12985, 37776), (14840, 33054), (15582, 31480), (15740, 31164), (16527, 29680), (17808, 27545), (18888, 25970), (20776, 23610), (22036, 22260)]