305848480

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{383}}^1$

素因数の和:459

約数の個数: 192

約数和(自身を含む): 891813888

約数和(自身を除く): 585965408

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 31, 32, 35, 40, 46, 56, 62, 70, 80, 92, 112, 115, 124, 140, 155, 160, 161, 184, 217, 224, 230, 248, 280, 310, 322, 368, 383, 434, 460, 496, 560, 620, 644, 713, 736, 766, 805, 868, 920, 992, 1085, 1120, 1240, 1288, 1426, 1532, 1610, 1736, 1840, 1915, 2170, 2480, 2576, 2681, 2852, 3064, 3220, 3472, 3565, 3680, 3830, 4340, 4960, 4991, 5152, 5362, 5704, 6128, 6440, 6944, 7130, 7660, 8680, 8809, 9982, 10724, 11408, 11873, 12256, 12880, 13405, 14260, 15320, 17360, 17618, 19964, 21448, 22816, 23746, 24955, 25760, 26810, 28520, 30640, 34720, 35236, 39928, 42896, 44045, 47492, 49910, 53620, 57040, 59365, 61280, 61663, 70472, 79856, 83111, 85792, 88090, 94984, 99820, 107240, 114080, 118730, 123326, 140944, 159712, 166222, 176180, 189968, 199640, 214480, 237460, 246652, 273079, 281888, 308315, 332444, 352360, 379936, 399280, 415555, 428960, 474920, 493304, 546158, 616630, 664888, 704720, 798560, 831110, 949840, 986608, 1092316, 1233260, 1329776, 1365395, 1409440, 1662220, 1899680, 1911553, 1973216, 2184632, 2466520, 2659552, 2730790, 3324440, 3823106, 4369264, 4933040, 5461580, 6648880, 7646212, 8738528, 9557765, 9866080, 10923160, 13297760, 15292424, 19115530, 21846320, 30584848, 38231060, 43692640, 61169696, 76462120, 152924240, 305848480]

約数ペア:

[(1, 305848480), (2, 152924240), (4, 76462120), (5, 61169696), (7, 43692640), (8, 38231060), (10, 30584848), (14, 21846320), (16, 19115530), (20, 15292424), (23, 13297760), (28, 10923160), (31, 9866080), (32, 9557765), (35, 8738528), (40, 7646212), (46, 6648880), (56, 5461580), (62, 4933040), (70, 4369264), (80, 3823106), (92, 3324440), (112, 2730790), (115, 2659552), (124, 2466520), (140, 2184632), (155, 1973216), (160, 1911553), (161, 1899680), (184, 1662220), (217, 1409440), (224, 1365395), (230, 1329776), (248, 1233260), (280, 1092316), (310, 986608), (322, 949840), (368, 831110), (383, 798560), (434, 704720), (460, 664888), (496, 616630), (560, 546158), (620, 493304), (644, 474920), (713, 428960), (736, 415555), (766, 399280), (805, 379936), (868, 352360), (920, 332444), (992, 308315), (1085, 281888), (1120, 273079), (1240, 246652), (1288, 237460), (1426, 214480), (1532, 199640), (1610, 189968), (1736, 176180), (1840, 166222), (1915, 159712), (2170, 140944), (2480, 123326), (2576, 118730), (2681, 114080), (2852, 107240), (3064, 99820), (3220, 94984), (3472, 88090), (3565, 85792), (3680, 83111), (3830, 79856), (4340, 70472), (4960, 61663), (4991, 61280), (5152, 59365), (5362, 57040), (5704, 53620), (6128, 49910), (6440, 47492), (6944, 44045), (7130, 42896), (7660, 39928), (8680, 35236), (8809, 34720), (9982, 30640), (10724, 28520), (11408, 26810), (11873, 25760), (12256, 24955), (12880, 23746), (13405, 22816), (14260, 21448), (15320, 19964), (17360, 17618)]