251088840

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{151}}^1$

素因数の和:348

約数の個数: 192

約数和(自身を含む): 853632000

約数和(自身を除く): 602543160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 31, 36, 40, 45, 60, 62, 72, 90, 93, 120, 124, 149, 151, 155, 180, 186, 248, 279, 298, 302, 310, 360, 372, 447, 453, 465, 558, 596, 604, 620, 744, 745, 755, 894, 906, 930, 1116, 1192, 1208, 1240, 1341, 1359, 1395, 1490, 1510, 1788, 1812, 1860, 2232, 2235, 2265, 2682, 2718, 2790, 2980, 3020, 3576, 3624, 3720, 4470, 4530, 4619, 4681, 5364, 5436, 5580, 5960, 6040, 6705, 6795, 8940, 9060, 9238, 9362, 10728, 10872, 11160, 13410, 13590, 13857, 14043, 17880, 18120, 18476, 18724, 22499, 23095, 23405, 26820, 27180, 27714, 28086, 36952, 37448, 41571, 42129, 44998, 46190, 46810, 53640, 54360, 55428, 56172, 67497, 69285, 70215, 83142, 84258, 89996, 92380, 93620, 110856, 112344, 112495, 134994, 138570, 140430, 166284, 168516, 179992, 184760, 187240, 202491, 207855, 210645, 224990, 269988, 277140, 280860, 332568, 337032, 337485, 404982, 415710, 421290, 449980, 539976, 554280, 561720, 674970, 697469, 809964, 831420, 842580, 899960, 1012455, 1349940, 1394938, 1619928, 1662840, 1685160, 2024910, 2092407, 2699880, 2789876, 3487345, 4049820, 4184814, 5579752, 6277221, 6974690, 8099640, 8369628, 10462035, 12554442, 13949380, 16739256, 20924070, 25108884, 27898760, 31386105, 41848140, 50217768, 62772210, 83696280, 125544420, 251088840]

約数ペア:

[(1, 251088840), (2, 125544420), (3, 83696280), (4, 62772210), (5, 50217768), (6, 41848140), (8, 31386105), (9, 27898760), (10, 25108884), (12, 20924070), (15, 16739256), (18, 13949380), (20, 12554442), (24, 10462035), (30, 8369628), (31, 8099640), (36, 6974690), (40, 6277221), (45, 5579752), (60, 4184814), (62, 4049820), (72, 3487345), (90, 2789876), (93, 2699880), (120, 2092407), (124, 2024910), (149, 1685160), (151, 1662840), (155, 1619928), (180, 1394938), (186, 1349940), (248, 1012455), (279, 899960), (298, 842580), (302, 831420), (310, 809964), (360, 697469), (372, 674970), (447, 561720), (453, 554280), (465, 539976), (558, 449980), (596, 421290), (604, 415710), (620, 404982), (744, 337485), (745, 337032), (755, 332568), (894, 280860), (906, 277140), (930, 269988), (1116, 224990), (1192, 210645), (1208, 207855), (1240, 202491), (1341, 187240), (1359, 184760), (1395, 179992), (1490, 168516), (1510, 166284), (1788, 140430), (1812, 138570), (1860, 134994), (2232, 112495), (2235, 112344), (2265, 110856), (2682, 93620), (2718, 92380), (2790, 89996), (2980, 84258), (3020, 83142), (3576, 70215), (3624, 69285), (3720, 67497), (4470, 56172), (4530, 55428), (4619, 54360), (4681, 53640), (5364, 46810), (5436, 46190), (5580, 44998), (5960, 42129), (6040, 41571), (6705, 37448), (6795, 36952), (8940, 28086), (9060, 27714), (9238, 27180), (9362, 26820), (10728, 23405), (10872, 23095), (11160, 22499), (13410, 18724), (13590, 18476), (13857, 18120), (14043, 17880)]