315827820

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{22787}}^1$

素因数の和:22820

約数の個数: 144

約数和(自身を含む): 1194455808

約数和(自身を除く): 878627988

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 28, 30, 33, 35, 36, 42, 44, 45, 55, 60, 63, 66, 70, 77, 84, 90, 99, 105, 110, 126, 132, 140, 154, 165, 180, 198, 210, 220, 231, 252, 308, 315, 330, 385, 396, 420, 462, 495, 630, 660, 693, 770, 924, 990, 1155, 1260, 1386, 1540, 1980, 2310, 2772, 3465, 4620, 6930, 13860, 22787, 45574, 68361, 91148, 113935, 136722, 159509, 205083, 227870, 250657, 273444, 319018, 341805, 410166, 455740, 478527, 501314, 638036, 683610, 751971, 797545, 820332, 957054, 1002628, 1025415, 1253285, 1367220, 1435581, 1503942, 1595090, 1754599, 1914108, 2050830, 2255913, 2392635, 2506570, 2871162, 3007884, 3190180, 3509198, 3759855, 4101660, 4511826, 4785270, 5013140, 5263797, 5742324, 7018396, 7177905, 7519710, 8772995, 9023652, 9570540, 10527594, 11279565, 14355810, 15039420, 15791391, 17545990, 21055188, 22559130, 26318985, 28711620, 31582782, 35091980, 45118260, 52637970, 63165564, 78956955, 105275940, 157913910, 315827820]

約数ペア:

[(1, 315827820), (2, 157913910), (3, 105275940), (4, 78956955), (5, 63165564), (6, 52637970), (7, 45118260), (9, 35091980), (10, 31582782), (11, 28711620), (12, 26318985), (14, 22559130), (15, 21055188), (18, 17545990), (20, 15791391), (21, 15039420), (22, 14355810), (28, 11279565), (30, 10527594), (33, 9570540), (35, 9023652), (36, 8772995), (42, 7519710), (44, 7177905), (45, 7018396), (55, 5742324), (60, 5263797), (63, 5013140), (66, 4785270), (70, 4511826), (77, 4101660), (84, 3759855), (90, 3509198), (99, 3190180), (105, 3007884), (110, 2871162), (126, 2506570), (132, 2392635), (140, 2255913), (154, 2050830), (165, 1914108), (180, 1754599), (198, 1595090), (210, 1503942), (220, 1435581), (231, 1367220), (252, 1253285), (308, 1025415), (315, 1002628), (330, 957054), (385, 820332), (396, 797545), (420, 751971), (462, 683610), (495, 638036), (630, 501314), (660, 478527), (693, 455740), (770, 410166), (924, 341805), (990, 319018), (1155, 273444), (1260, 250657), (1386, 227870), (1540, 205083), (1980, 159509), (2310, 136722), (2772, 113935), (3465, 91148), (4620, 68361), (6930, 45574), (13860, 22787)]