72279760

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{337}}^1\times {\mathrm{383}}^1$

素因数の和:740

約数の個数: 80

約数和(自身を含む): 193130496

約数和(自身を除く): 120850736

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 337, 383, 560, 674, 766, 1348, 1532, 1685, 1915, 2359, 2681, 2696, 3064, 3370, 3830, 4718, 5362, 5392, 6128, 6740, 7660, 9436, 10724, 11795, 13405, 13480, 15320, 18872, 21448, 23590, 26810, 26960, 30640, 37744, 42896, 47180, 53620, 94360, 107240, 129071, 188720, 214480, 258142, 516284, 645355, 903497, 1032568, 1290710, 1806994, 2065136, 2581420, 3613988, 4517485, 5162840, 7227976, 9034970, 10325680, 14455952, 18069940, 36139880, 72279760]

約数ペア:

[(1, 72279760), (2, 36139880), (4, 18069940), (5, 14455952), (7, 10325680), (8, 9034970), (10, 7227976), (14, 5162840), (16, 4517485), (20, 3613988), (28, 2581420), (35, 2065136), (40, 1806994), (56, 1290710), (70, 1032568), (80, 903497), (112, 645355), (140, 516284), (280, 258142), (337, 214480), (383, 188720), (560, 129071), (674, 107240), (766, 94360), (1348, 53620), (1532, 47180), (1685, 42896), (1915, 37744), (2359, 30640), (2681, 26960), (2696, 26810), (3064, 23590), (3370, 21448), (3830, 18872), (4718, 15320), (5362, 13480), (5392, 13405), (6128, 11795), (6740, 10724), (7660, 9436)]