316700640

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{219931}}^1$

素因数の和:219952

約数の個数: 72

約数和(自身を含む): 1080745848

約数和(自身を除く): 764045208

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 219931, 439862, 659793, 879724, 1099655, 1319586, 1759448, 1979379, 2199310, 2639172, 3298965, 3518896, 3958758, 4398620, 5278344, 6597930, 7037792, 7917516, 8797240, 9896895, 10556688, 13195860, 15835032, 17594480, 19793790, 21113376, 26391720, 31670064, 35188960, 39587580, 52783440, 63340128, 79175160, 105566880, 158350320, 316700640]

約数ペア:

[(1, 316700640), (2, 158350320), (3, 105566880), (4, 79175160), (5, 63340128), (6, 52783440), (8, 39587580), (9, 35188960), (10, 31670064), (12, 26391720), (15, 21113376), (16, 19793790), (18, 17594480), (20, 15835032), (24, 13195860), (30, 10556688), (32, 9896895), (36, 8797240), (40, 7917516), (45, 7037792), (48, 6597930), (60, 5278344), (72, 4398620), (80, 3958758), (90, 3518896), (96, 3298965), (120, 2639172), (144, 2199310), (160, 1979379), (180, 1759448), (240, 1319586), (288, 1099655), (360, 879724), (480, 659793), (720, 439862), (1440, 219931)]