247895840

素因数分解:

$2^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1$

素因数の和:163

約数の個数: 192

約数和(自身を含む): 658409472

約数和(自身を除く): 410513632

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 31, 32, 40, 41, 46, 53, 62, 80, 82, 92, 106, 115, 124, 155, 160, 164, 184, 205, 212, 230, 248, 265, 310, 328, 368, 410, 424, 460, 496, 530, 620, 656, 713, 736, 820, 848, 920, 943, 992, 1060, 1219, 1240, 1271, 1312, 1426, 1640, 1643, 1696, 1840, 1886, 2120, 2173, 2438, 2480, 2542, 2852, 3280, 3286, 3565, 3680, 3772, 4240, 4346, 4715, 4876, 4960, 5084, 5704, 6095, 6355, 6560, 6572, 7130, 7544, 8215, 8480, 8692, 9430, 9752, 10168, 10865, 11408, 12190, 12710, 13144, 14260, 15088, 16430, 17384, 18860, 19504, 20336, 21730, 22816, 24380, 25420, 26288, 28520, 29233, 30176, 32860, 34768, 37720, 37789, 39008, 40672, 43460, 48760, 49979, 50840, 52576, 57040, 58466, 65720, 67363, 69536, 75440, 75578, 86920, 97520, 99958, 101680, 114080, 116932, 131440, 134726, 146165, 150880, 151156, 173840, 188945, 195040, 199916, 203360, 233864, 249895, 262880, 269452, 292330, 302312, 336815, 347680, 377890, 399832, 467728, 499790, 538904, 584660, 604624, 673630, 755780, 799664, 935456, 999580, 1077808, 1169320, 1209248, 1347260, 1511560, 1549349, 1599328, 1999160, 2155616, 2338640, 2694520, 3023120, 3098698, 3998320, 4677280, 5389040, 6046240, 6197396, 7746745, 7996640, 10778080, 12394792, 15493490, 24789584, 30986980, 49579168, 61973960, 123947920, 247895840]

約数ペア:

[(1, 247895840), (2, 123947920), (4, 61973960), (5, 49579168), (8, 30986980), (10, 24789584), (16, 15493490), (20, 12394792), (23, 10778080), (31, 7996640), (32, 7746745), (40, 6197396), (41, 6046240), (46, 5389040), (53, 4677280), (62, 3998320), (80, 3098698), (82, 3023120), (92, 2694520), (106, 2338640), (115, 2155616), (124, 1999160), (155, 1599328), (160, 1549349), (164, 1511560), (184, 1347260), (205, 1209248), (212, 1169320), (230, 1077808), (248, 999580), (265, 935456), (310, 799664), (328, 755780), (368, 673630), (410, 604624), (424, 584660), (460, 538904), (496, 499790), (530, 467728), (620, 399832), (656, 377890), (713, 347680), (736, 336815), (820, 302312), (848, 292330), (920, 269452), (943, 262880), (992, 249895), (1060, 233864), (1219, 203360), (1240, 199916), (1271, 195040), (1312, 188945), (1426, 173840), (1640, 151156), (1643, 150880), (1696, 146165), (1840, 134726), (1886, 131440), (2120, 116932), (2173, 114080), (2438, 101680), (2480, 99958), (2542, 97520), (2852, 86920), (3280, 75578), (3286, 75440), (3565, 69536), (3680, 67363), (3772, 65720), (4240, 58466), (4346, 57040), (4715, 52576), (4876, 50840), (4960, 49979), (5084, 48760), (5704, 43460), (6095, 40672), (6355, 39008), (6560, 37789), (6572, 37720), (7130, 34768), (7544, 32860), (8215, 30176), (8480, 29233), (8692, 28520), (9430, 26288), (9752, 25420), (10168, 24380), (10865, 22816), (11408, 21730), (12190, 20336), (12710, 19504), (13144, 18860), (14260, 17384), (15088, 16430)]