87235680

素因数分解:

$2^5\times 3^1\times 5^1\times 7^2\times {\mathrm{3709}}^1$

素因数の和:3741

約数の個数: 144

約数和(自身を含む): 319742640

約数和(自身を除く): 232506960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 96, 98, 105, 112, 120, 140, 147, 160, 168, 196, 210, 224, 240, 245, 280, 294, 336, 392, 420, 480, 490, 560, 588, 672, 735, 784, 840, 980, 1120, 1176, 1470, 1568, 1680, 1960, 2352, 2940, 3360, 3709, 3920, 4704, 5880, 7418, 7840, 11127, 11760, 14836, 18545, 22254, 23520, 25963, 29672, 37090, 44508, 51926, 55635, 59344, 74180, 77889, 89016, 103852, 111270, 118688, 129815, 148360, 155778, 178032, 181741, 207704, 222540, 259630, 296720, 311556, 356064, 363482, 389445, 415408, 445080, 519260, 545223, 593440, 623112, 726964, 778890, 830816, 890160, 908705, 1038520, 1090446, 1246224, 1453928, 1557780, 1780320, 1817410, 2077040, 2180892, 2492448, 2726115, 2907856, 3115560, 3634820, 4154080, 4361784, 5452230, 5815712, 6231120, 7269640, 8723568, 10904460, 12462240, 14539280, 17447136, 21808920, 29078560, 43617840, 87235680]

約数ペア:

[(1, 87235680), (2, 43617840), (3, 29078560), (4, 21808920), (5, 17447136), (6, 14539280), (7, 12462240), (8, 10904460), (10, 8723568), (12, 7269640), (14, 6231120), (15, 5815712), (16, 5452230), (20, 4361784), (21, 4154080), (24, 3634820), (28, 3115560), (30, 2907856), (32, 2726115), (35, 2492448), (40, 2180892), (42, 2077040), (48, 1817410), (49, 1780320), (56, 1557780), (60, 1453928), (70, 1246224), (80, 1090446), (84, 1038520), (96, 908705), (98, 890160), (105, 830816), (112, 778890), (120, 726964), (140, 623112), (147, 593440), (160, 545223), (168, 519260), (196, 445080), (210, 415408), (224, 389445), (240, 363482), (245, 356064), (280, 311556), (294, 296720), (336, 259630), (392, 222540), (420, 207704), (480, 181741), (490, 178032), (560, 155778), (588, 148360), (672, 129815), (735, 118688), (784, 111270), (840, 103852), (980, 89016), (1120, 77889), (1176, 74180), (1470, 59344), (1568, 55635), (1680, 51926), (1960, 44508), (2352, 37090), (2940, 29672), (3360, 25963), (3709, 23520), (3920, 22254), (4704, 18545), (5880, 14836), (7418, 11760), (7840, 11127)]