245955840

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{379}}^1$

素因数の和:429

約数の個数: 216

約数和(自身を含む): 852838560

約数和(自身を除く): 606882720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 128, 130, 156, 160, 169, 192, 195, 208, 240, 256, 260, 312, 320, 338, 379, 384, 390, 416, 480, 507, 520, 624, 640, 676, 758, 768, 780, 832, 845, 960, 1014, 1040, 1137, 1248, 1280, 1352, 1516, 1560, 1664, 1690, 1895, 1920, 2028, 2080, 2274, 2496, 2535, 2704, 3032, 3120, 3328, 3380, 3790, 3840, 4056, 4160, 4548, 4927, 4992, 5070, 5408, 5685, 6064, 6240, 6760, 7580, 8112, 8320, 9096, 9854, 9984, 10140, 10816, 11370, 12128, 12480, 13520, 14781, 15160, 16224, 16640, 18192, 19708, 20280, 21632, 22740, 24256, 24635, 24960, 27040, 29562, 30320, 32448, 36384, 39416, 40560, 43264, 45480, 48512, 49270, 49920, 54080, 59124, 60640, 64051, 64896, 72768, 73905, 78832, 81120, 90960, 97024, 98540, 108160, 118248, 121280, 128102, 129792, 145536, 147810, 157664, 162240, 181920, 192153, 197080, 216320, 236496, 242560, 256204, 291072, 295620, 315328, 320255, 324480, 363840, 384306, 394160, 472992, 485120, 512408, 591240, 630656, 640510, 648960, 727680, 768612, 788320, 945984, 960765, 1024816, 1182480, 1261312, 1281020, 1455360, 1537224, 1576640, 1891968, 1921530, 2049632, 2364960, 2562040, 3074448, 3153280, 3783936, 3843060, 4099264, 4729920, 5124080, 6148896, 6306560, 7686120, 8198528, 9459840, 10248160, 12297792, 15372240, 16397056, 18919680, 20496320, 24595584, 30744480, 40992640, 49191168, 61488960, 81985280, 122977920, 245955840]

約数ペア:

[(1, 245955840), (2, 122977920), (3, 81985280), (4, 61488960), (5, 49191168), (6, 40992640), (8, 30744480), (10, 24595584), (12, 20496320), (13, 18919680), (15, 16397056), (16, 15372240), (20, 12297792), (24, 10248160), (26, 9459840), (30, 8198528), (32, 7686120), (39, 6306560), (40, 6148896), (48, 5124080), (52, 4729920), (60, 4099264), (64, 3843060), (65, 3783936), (78, 3153280), (80, 3074448), (96, 2562040), (104, 2364960), (120, 2049632), (128, 1921530), (130, 1891968), (156, 1576640), (160, 1537224), (169, 1455360), (192, 1281020), (195, 1261312), (208, 1182480), (240, 1024816), (256, 960765), (260, 945984), (312, 788320), (320, 768612), (338, 727680), (379, 648960), (384, 640510), (390, 630656), (416, 591240), (480, 512408), (507, 485120), (520, 472992), (624, 394160), (640, 384306), (676, 363840), (758, 324480), (768, 320255), (780, 315328), (832, 295620), (845, 291072), (960, 256204), (1014, 242560), (1040, 236496), (1137, 216320), (1248, 197080), (1280, 192153), (1352, 181920), (1516, 162240), (1560, 157664), (1664, 147810), (1690, 145536), (1895, 129792), (1920, 128102), (2028, 121280), (2080, 118248), (2274, 108160), (2496, 98540), (2535, 97024), (2704, 90960), (3032, 81120), (3120, 78832), (3328, 73905), (3380, 72768), (3790, 64896), (3840, 64051), (4056, 60640), (4160, 59124), (4548, 54080), (4927, 49920), (4992, 49270), (5070, 48512), (5408, 45480), (5685, 43264), (6064, 40560), (6240, 39416), (6760, 36384), (7580, 32448), (8112, 30320), (8320, 29562), (9096, 27040), (9854, 24960), (9984, 24635), (10140, 24256), (10816, 22740), (11370, 21632), (12128, 20280), (12480, 19708), (13520, 18192), (14781, 16640), (15160, 16224)]