89981640

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{5101}}^1$

素因数の和:5132

約数の個数: 144

約数和(自身を含む): 340252380

約数和(自身を除く): 250270740

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 49, 56, 60, 63, 70, 72, 84, 90, 98, 105, 120, 126, 140, 147, 168, 180, 196, 210, 245, 252, 280, 294, 315, 360, 392, 420, 441, 490, 504, 588, 630, 735, 840, 882, 980, 1176, 1260, 1470, 1764, 1960, 2205, 2520, 2940, 3528, 4410, 5101, 5880, 8820, 10202, 15303, 17640, 20404, 25505, 30606, 35707, 40808, 45909, 51010, 61212, 71414, 76515, 91818, 102020, 107121, 122424, 142828, 153030, 178535, 183636, 204040, 214242, 229545, 249949, 285656, 306060, 321363, 357070, 367272, 428484, 459090, 499898, 535605, 612120, 642726, 714140, 749847, 856968, 918180, 999796, 1071210, 1249745, 1285452, 1428280, 1499694, 1606815, 1836360, 1999592, 2142420, 2249541, 2499490, 2570904, 2999388, 3213630, 3749235, 4284840, 4499082, 4998980, 5998776, 6427260, 7498470, 8998164, 9997960, 11247705, 12854520, 14996940, 17996328, 22495410, 29993880, 44990820, 89981640]

約数ペア:

[(1, 89981640), (2, 44990820), (3, 29993880), (4, 22495410), (5, 17996328), (6, 14996940), (7, 12854520), (8, 11247705), (9, 9997960), (10, 8998164), (12, 7498470), (14, 6427260), (15, 5998776), (18, 4998980), (20, 4499082), (21, 4284840), (24, 3749235), (28, 3213630), (30, 2999388), (35, 2570904), (36, 2499490), (40, 2249541), (42, 2142420), (45, 1999592), (49, 1836360), (56, 1606815), (60, 1499694), (63, 1428280), (70, 1285452), (72, 1249745), (84, 1071210), (90, 999796), (98, 918180), (105, 856968), (120, 749847), (126, 714140), (140, 642726), (147, 612120), (168, 535605), (180, 499898), (196, 459090), (210, 428484), (245, 367272), (252, 357070), (280, 321363), (294, 306060), (315, 285656), (360, 249949), (392, 229545), (420, 214242), (441, 204040), (490, 183636), (504, 178535), (588, 153030), (630, 142828), (735, 122424), (840, 107121), (882, 102020), (980, 91818), (1176, 76515), (1260, 71414), (1470, 61212), (1764, 51010), (1960, 45909), (2205, 40808), (2520, 35707), (2940, 30606), (3528, 25505), (4410, 20404), (5101, 17640), (5880, 15303), (8820, 10202)]