31391040

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1721}}^1$

素因数の和:1760

約数の個数: 112

約数和(自身を含む): 104973120

約数和(自身を除く): 73582080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 64, 76, 80, 95, 96, 114, 120, 152, 160, 190, 192, 228, 240, 285, 304, 320, 380, 456, 480, 570, 608, 760, 912, 960, 1140, 1216, 1520, 1721, 1824, 2280, 3040, 3442, 3648, 4560, 5163, 6080, 6884, 8605, 9120, 10326, 13768, 17210, 18240, 20652, 25815, 27536, 32699, 34420, 41304, 51630, 55072, 65398, 68840, 82608, 98097, 103260, 110144, 130796, 137680, 163495, 165216, 196194, 206520, 261592, 275360, 326990, 330432, 392388, 413040, 490485, 523184, 550720, 653980, 784776, 826080, 980970, 1046368, 1307960, 1569552, 1652160, 1961940, 2092736, 2615920, 3139104, 3923880, 5231840, 6278208, 7847760, 10463680, 15695520, 31391040]

約数ペア:

[(1, 31391040), (2, 15695520), (3, 10463680), (4, 7847760), (5, 6278208), (6, 5231840), (8, 3923880), (10, 3139104), (12, 2615920), (15, 2092736), (16, 1961940), (19, 1652160), (20, 1569552), (24, 1307960), (30, 1046368), (32, 980970), (38, 826080), (40, 784776), (48, 653980), (57, 550720), (60, 523184), (64, 490485), (76, 413040), (80, 392388), (95, 330432), (96, 326990), (114, 275360), (120, 261592), (152, 206520), (160, 196194), (190, 165216), (192, 163495), (228, 137680), (240, 130796), (285, 110144), (304, 103260), (320, 98097), (380, 82608), (456, 68840), (480, 65398), (570, 55072), (608, 51630), (760, 41304), (912, 34420), (960, 32699), (1140, 27536), (1216, 25815), (1520, 20652), (1721, 18240), (1824, 17210), (2280, 13768), (3040, 10326), (3442, 9120), (3648, 8605), (4560, 6884), (5163, 6080)]