638817480

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{4783}}^1$

素因数の和:4860

約数の個数: 192

約数和(自身を含む): 2418024960

約数和(自身を除く): 1779207480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 53, 56, 60, 63, 70, 72, 84, 90, 105, 106, 120, 126, 140, 159, 168, 180, 210, 212, 252, 265, 280, 315, 318, 360, 371, 420, 424, 477, 504, 530, 630, 636, 742, 795, 840, 954, 1060, 1113, 1260, 1272, 1484, 1590, 1855, 1908, 2120, 2226, 2385, 2520, 2968, 3180, 3339, 3710, 3816, 4452, 4770, 4783, 5565, 6360, 6678, 7420, 8904, 9540, 9566, 11130, 13356, 14349, 14840, 16695, 19080, 19132, 22260, 23915, 26712, 28698, 33390, 33481, 38264, 43047, 44520, 47830, 57396, 66780, 66962, 71745, 86094, 95660, 100443, 114792, 133560, 133924, 143490, 167405, 172188, 191320, 200886, 215235, 253499, 267848, 286980, 301329, 334810, 344376, 401772, 430470, 502215, 506998, 573960, 602658, 669620, 760497, 803544, 860940, 1004430, 1013996, 1205316, 1267495, 1339240, 1506645, 1520994, 1721880, 1774493, 2008860, 2027992, 2281491, 2410632, 2534990, 3013290, 3041988, 3548986, 3802485, 4017720, 4562982, 5069980, 5323479, 6026580, 6083976, 7097972, 7604970, 8872465, 9125964, 10139960, 10646958, 11407455, 12053160, 14195944, 15209940, 15970437, 17744930, 18251928, 21293916, 22814910, 26617395, 30419880, 31940874, 35489860, 42587832, 45629820, 53234790, 63881748, 70979720, 79852185, 91259640, 106469580, 127763496, 159704370, 212939160, 319408740, 638817480]

約数ペア:

[(1, 638817480), (2, 319408740), (3, 212939160), (4, 159704370), (5, 127763496), (6, 106469580), (7, 91259640), (8, 79852185), (9, 70979720), (10, 63881748), (12, 53234790), (14, 45629820), (15, 42587832), (18, 35489860), (20, 31940874), (21, 30419880), (24, 26617395), (28, 22814910), (30, 21293916), (35, 18251928), (36, 17744930), (40, 15970437), (42, 15209940), (45, 14195944), (53, 12053160), (56, 11407455), (60, 10646958), (63, 10139960), (70, 9125964), (72, 8872465), (84, 7604970), (90, 7097972), (105, 6083976), (106, 6026580), (120, 5323479), (126, 5069980), (140, 4562982), (159, 4017720), (168, 3802485), (180, 3548986), (210, 3041988), (212, 3013290), (252, 2534990), (265, 2410632), (280, 2281491), (315, 2027992), (318, 2008860), (360, 1774493), (371, 1721880), (420, 1520994), (424, 1506645), (477, 1339240), (504, 1267495), (530, 1205316), (630, 1013996), (636, 1004430), (742, 860940), (795, 803544), (840, 760497), (954, 669620), (1060, 602658), (1113, 573960), (1260, 506998), (1272, 502215), (1484, 430470), (1590, 401772), (1855, 344376), (1908, 334810), (2120, 301329), (2226, 286980), (2385, 267848), (2520, 253499), (2968, 215235), (3180, 200886), (3339, 191320), (3710, 172188), (3816, 167405), (4452, 143490), (4770, 133924), (4783, 133560), (5565, 114792), (6360, 100443), (6678, 95660), (7420, 86094), (8904, 71745), (9540, 66962), (9566, 66780), (11130, 57396), (13356, 47830), (14349, 44520), (14840, 43047), (16695, 38264), (19080, 33481), (19132, 33390), (22260, 28698), (23915, 26712)]