250315520

素因数分解:

$2^8\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{307}}^1$

素因数の和:355

約数の個数: 216

約数和(自身を含む): 753573744

約数和(自身を除く): 503258224

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 49, 52, 56, 64, 65, 70, 80, 91, 98, 104, 112, 128, 130, 140, 160, 182, 196, 208, 224, 245, 256, 260, 280, 307, 320, 364, 392, 416, 448, 455, 490, 520, 560, 614, 637, 640, 728, 784, 832, 896, 910, 980, 1040, 1120, 1228, 1274, 1280, 1456, 1535, 1568, 1664, 1792, 1820, 1960, 2080, 2149, 2240, 2456, 2548, 2912, 3070, 3136, 3185, 3328, 3640, 3920, 3991, 4160, 4298, 4480, 4912, 5096, 5824, 6140, 6272, 6370, 7280, 7840, 7982, 8320, 8596, 8960, 9824, 10192, 10745, 11648, 12280, 12544, 12740, 14560, 15043, 15680, 15964, 16640, 17192, 19648, 19955, 20384, 21490, 23296, 24560, 25480, 27937, 29120, 30086, 31360, 31928, 34384, 39296, 39910, 40768, 42980, 49120, 50960, 55874, 58240, 60172, 62720, 63856, 68768, 75215, 78592, 79820, 81536, 85960, 98240, 101920, 111748, 116480, 120344, 127712, 137536, 139685, 150430, 159640, 163072, 171920, 195559, 196480, 203840, 223496, 240688, 255424, 275072, 279370, 300860, 319280, 343840, 391118, 392960, 407680, 446992, 481376, 510848, 550144, 558740, 601720, 638560, 687680, 782236, 815360, 893984, 962752, 977795, 1021696, 1117480, 1203440, 1277120, 1375360, 1564472, 1787968, 1925504, 1955590, 2234960, 2406880, 2554240, 2750720, 3128944, 3575936, 3851008, 3911180, 4469920, 4813760, 5108480, 6257888, 7151872, 7822360, 8939840, 9627520, 12515776, 15644720, 17879680, 19255040, 25031552, 31289440, 35759360, 50063104, 62578880, 125157760, 250315520]

約数ペア:

[(1, 250315520), (2, 125157760), (4, 62578880), (5, 50063104), (7, 35759360), (8, 31289440), (10, 25031552), (13, 19255040), (14, 17879680), (16, 15644720), (20, 12515776), (26, 9627520), (28, 8939840), (32, 7822360), (35, 7151872), (40, 6257888), (49, 5108480), (52, 4813760), (56, 4469920), (64, 3911180), (65, 3851008), (70, 3575936), (80, 3128944), (91, 2750720), (98, 2554240), (104, 2406880), (112, 2234960), (128, 1955590), (130, 1925504), (140, 1787968), (160, 1564472), (182, 1375360), (196, 1277120), (208, 1203440), (224, 1117480), (245, 1021696), (256, 977795), (260, 962752), (280, 893984), (307, 815360), (320, 782236), (364, 687680), (392, 638560), (416, 601720), (448, 558740), (455, 550144), (490, 510848), (520, 481376), (560, 446992), (614, 407680), (637, 392960), (640, 391118), (728, 343840), (784, 319280), (832, 300860), (896, 279370), (910, 275072), (980, 255424), (1040, 240688), (1120, 223496), (1228, 203840), (1274, 196480), (1280, 195559), (1456, 171920), (1535, 163072), (1568, 159640), (1664, 150430), (1792, 139685), (1820, 137536), (1960, 127712), (2080, 120344), (2149, 116480), (2240, 111748), (2456, 101920), (2548, 98240), (2912, 85960), (3070, 81536), (3136, 79820), (3185, 78592), (3328, 75215), (3640, 68768), (3920, 63856), (3991, 62720), (4160, 60172), (4298, 58240), (4480, 55874), (4912, 50960), (5096, 49120), (5824, 42980), (6140, 40768), (6272, 39910), (6370, 39296), (7280, 34384), (7840, 31928), (7982, 31360), (8320, 30086), (8596, 29120), (8960, 27937), (9824, 25480), (10192, 24560), (10745, 23296), (11648, 21490), (12280, 20384), (12544, 19955), (12740, 19648), (14560, 17192), (15043, 16640), (15680, 15964)]