248027520

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{523}}^1$

素因数の和:577

約数の個数: 256

約数和(自身を含む): 897926400

約数和(自身を除く): 649898880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 19, 20, 24, 26, 30, 32, 38, 39, 40, 48, 52, 57, 60, 64, 65, 76, 78, 80, 95, 96, 104, 114, 120, 128, 130, 152, 156, 160, 190, 192, 195, 208, 228, 240, 247, 260, 285, 304, 312, 320, 380, 384, 390, 416, 456, 480, 494, 520, 523, 570, 608, 624, 640, 741, 760, 780, 832, 912, 960, 988, 1040, 1046, 1140, 1216, 1235, 1248, 1482, 1520, 1560, 1569, 1664, 1824, 1920, 1976, 2080, 2092, 2280, 2432, 2470, 2496, 2615, 2964, 3040, 3120, 3138, 3648, 3705, 3952, 4160, 4184, 4560, 4940, 4992, 5230, 5928, 6080, 6240, 6276, 6799, 7296, 7410, 7845, 7904, 8320, 8368, 9120, 9880, 9937, 10460, 11856, 12160, 12480, 12552, 13598, 14820, 15690, 15808, 16736, 18240, 19760, 19874, 20397, 20920, 23712, 24960, 25104, 27196, 29640, 29811, 31380, 31616, 33472, 33995, 36480, 39520, 39748, 40794, 41840, 47424, 49685, 50208, 54392, 59280, 59622, 62760, 66944, 67990, 79040, 79496, 81588, 83680, 94848, 99370, 100416, 101985, 108784, 118560, 119244, 125520, 129181, 135980, 149055, 158080, 158992, 163176, 167360, 198740, 200832, 203970, 217568, 237120, 238488, 251040, 258362, 271960, 298110, 317984, 326352, 334720, 387543, 397480, 407940, 435136, 474240, 476976, 502080, 516724, 543920, 596220, 635968, 645905, 652704, 775086, 794960, 815880, 870272, 953952, 1004160, 1033448, 1087840, 1192440, 1271936, 1291810, 1305408, 1550172, 1589920, 1631760, 1907904, 1937715, 2066896, 2175680, 2384880, 2583620, 2610816, 3100344, 3179840, 3263520, 3815808, 3875430, 4133792, 4351360, 4769760, 5167240, 6200688, 6359680, 6527040, 7750860, 8267584, 9539520, 10334480, 12401376, 13054080, 15501720, 16535168, 19079040, 20668960, 24802752, 31003440, 41337920, 49605504, 62006880, 82675840, 124013760, 248027520]

約数ペア:

[(1, 248027520), (2, 124013760), (3, 82675840), (4, 62006880), (5, 49605504), (6, 41337920), (8, 31003440), (10, 24802752), (12, 20668960), (13, 19079040), (15, 16535168), (16, 15501720), (19, 13054080), (20, 12401376), (24, 10334480), (26, 9539520), (30, 8267584), (32, 7750860), (38, 6527040), (39, 6359680), (40, 6200688), (48, 5167240), (52, 4769760), (57, 4351360), (60, 4133792), (64, 3875430), (65, 3815808), (76, 3263520), (78, 3179840), (80, 3100344), (95, 2610816), (96, 2583620), (104, 2384880), (114, 2175680), (120, 2066896), (128, 1937715), (130, 1907904), (152, 1631760), (156, 1589920), (160, 1550172), (190, 1305408), (192, 1291810), (195, 1271936), (208, 1192440), (228, 1087840), (240, 1033448), (247, 1004160), (260, 953952), (285, 870272), (304, 815880), (312, 794960), (320, 775086), (380, 652704), (384, 645905), (390, 635968), (416, 596220), (456, 543920), (480, 516724), (494, 502080), (520, 476976), (523, 474240), (570, 435136), (608, 407940), (624, 397480), (640, 387543), (741, 334720), (760, 326352), (780, 317984), (832, 298110), (912, 271960), (960, 258362), (988, 251040), (1040, 238488), (1046, 237120), (1140, 217568), (1216, 203970), (1235, 200832), (1248, 198740), (1482, 167360), (1520, 163176), (1560, 158992), (1569, 158080), (1664, 149055), (1824, 135980), (1920, 129181), (1976, 125520), (2080, 119244), (2092, 118560), (2280, 108784), (2432, 101985), (2470, 100416), (2496, 99370), (2615, 94848), (2964, 83680), (3040, 81588), (3120, 79496), (3138, 79040), (3648, 67990), (3705, 66944), (3952, 62760), (4160, 59622), (4184, 59280), (4560, 54392), (4940, 50208), (4992, 49685), (5230, 47424), (5928, 41840), (6080, 40794), (6240, 39748), (6276, 39520), (6799, 36480), (7296, 33995), (7410, 33472), (7845, 31616), (7904, 31380), (8320, 29811), (8368, 29640), (9120, 27196), (9880, 25104), (9937, 24960), (10460, 23712), (11856, 20920), (12160, 20397), (12480, 19874), (12552, 19760), (13598, 18240), (14820, 16736), (15690, 15808)]