87043880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{479}}^1$

素因数の和:567

約数の個数: 128

約数和(自身を含む): 248832000

約数和(自身を除く): 161788120

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 59, 70, 77, 88, 110, 118, 140, 154, 220, 236, 280, 295, 308, 385, 413, 440, 472, 479, 590, 616, 649, 770, 826, 958, 1180, 1298, 1540, 1652, 1916, 2065, 2360, 2395, 2596, 3080, 3245, 3304, 3353, 3832, 4130, 4543, 4790, 5192, 5269, 6490, 6706, 8260, 9086, 9580, 10538, 12980, 13412, 16520, 16765, 18172, 19160, 21076, 22715, 25960, 26345, 26824, 28261, 33530, 36344, 36883, 42152, 45430, 52690, 56522, 67060, 73766, 90860, 105380, 113044, 134120, 141305, 147532, 181720, 184415, 197827, 210760, 226088, 282610, 295064, 310871, 368830, 395654, 565220, 621742, 737660, 791308, 989135, 1130440, 1243484, 1475320, 1554355, 1582616, 1978270, 2176097, 2486968, 3108710, 3956540, 4352194, 6217420, 7913080, 8704388, 10880485, 12434840, 17408776, 21760970, 43521940, 87043880]

約数ペア:

[(1, 87043880), (2, 43521940), (4, 21760970), (5, 17408776), (7, 12434840), (8, 10880485), (10, 8704388), (11, 7913080), (14, 6217420), (20, 4352194), (22, 3956540), (28, 3108710), (35, 2486968), (40, 2176097), (44, 1978270), (55, 1582616), (56, 1554355), (59, 1475320), (70, 1243484), (77, 1130440), (88, 989135), (110, 791308), (118, 737660), (140, 621742), (154, 565220), (220, 395654), (236, 368830), (280, 310871), (295, 295064), (308, 282610), (385, 226088), (413, 210760), (440, 197827), (472, 184415), (479, 181720), (590, 147532), (616, 141305), (649, 134120), (770, 113044), (826, 105380), (958, 90860), (1180, 73766), (1298, 67060), (1540, 56522), (1652, 52690), (1916, 45430), (2065, 42152), (2360, 36883), (2395, 36344), (2596, 33530), (3080, 28261), (3245, 26824), (3304, 26345), (3353, 25960), (3832, 22715), (4130, 21076), (4543, 19160), (4790, 18172), (5192, 16765), (5269, 16520), (6490, 13412), (6706, 12980), (8260, 10538), (9086, 9580)]