203151520

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{683}}^1$

素因数の和:735

約数の個数: 144

約数和(自身を含む): 567780192

約数和(自身を除く): 364628672

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 32, 40, 44, 52, 55, 65, 80, 88, 104, 110, 130, 143, 160, 169, 176, 208, 220, 260, 286, 338, 352, 416, 440, 520, 572, 676, 683, 715, 845, 880, 1040, 1144, 1352, 1366, 1430, 1690, 1760, 1859, 2080, 2288, 2704, 2732, 2860, 3380, 3415, 3718, 4576, 5408, 5464, 5720, 6760, 6830, 7436, 7513, 8879, 9295, 10928, 11440, 13520, 13660, 14872, 15026, 17758, 18590, 21856, 22880, 27040, 27320, 29744, 30052, 35516, 37180, 37565, 44395, 54640, 59488, 60104, 71032, 74360, 75130, 88790, 97669, 109280, 115427, 120208, 142064, 148720, 150260, 177580, 195338, 230854, 240416, 284128, 297440, 300520, 355160, 390676, 461708, 488345, 577135, 601040, 710320, 781352, 923416, 976690, 1154270, 1202080, 1269697, 1420640, 1562704, 1846832, 1953380, 2308540, 2539394, 3125408, 3693664, 3906760, 4617080, 5078788, 6348485, 7813520, 9234160, 10157576, 12696970, 15627040, 18468320, 20315152, 25393940, 40630304, 50787880, 101575760, 203151520]

約数ペア:

[(1, 203151520), (2, 101575760), (4, 50787880), (5, 40630304), (8, 25393940), (10, 20315152), (11, 18468320), (13, 15627040), (16, 12696970), (20, 10157576), (22, 9234160), (26, 7813520), (32, 6348485), (40, 5078788), (44, 4617080), (52, 3906760), (55, 3693664), (65, 3125408), (80, 2539394), (88, 2308540), (104, 1953380), (110, 1846832), (130, 1562704), (143, 1420640), (160, 1269697), (169, 1202080), (176, 1154270), (208, 976690), (220, 923416), (260, 781352), (286, 710320), (338, 601040), (352, 577135), (416, 488345), (440, 461708), (520, 390676), (572, 355160), (676, 300520), (683, 297440), (715, 284128), (845, 240416), (880, 230854), (1040, 195338), (1144, 177580), (1352, 150260), (1366, 148720), (1430, 142064), (1690, 120208), (1760, 115427), (1859, 109280), (2080, 97669), (2288, 88790), (2704, 75130), (2732, 74360), (2860, 71032), (3380, 60104), (3415, 59488), (3718, 54640), (4576, 44395), (5408, 37565), (5464, 37180), (5720, 35516), (6760, 30052), (6830, 29744), (7436, 27320), (7513, 27040), (8879, 22880), (9295, 21856), (10928, 18590), (11440, 17758), (13520, 15026), (13660, 14872)]