29991120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{6577}}^1$

素因数の和:6612

約数の個数: 80

約数和(自身を含む): 97880640

約数和(自身を除く): 67889520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 95, 114, 120, 152, 190, 228, 240, 285, 304, 380, 456, 570, 760, 912, 1140, 1520, 2280, 4560, 6577, 13154, 19731, 26308, 32885, 39462, 52616, 65770, 78924, 98655, 105232, 124963, 131540, 157848, 197310, 249926, 263080, 315696, 374889, 394620, 499852, 526160, 624815, 749778, 789240, 999704, 1249630, 1499556, 1578480, 1874445, 1999408, 2499260, 2999112, 3748890, 4998520, 5998224, 7497780, 9997040, 14995560, 29991120]

約数ペア:

[(1, 29991120), (2, 14995560), (3, 9997040), (4, 7497780), (5, 5998224), (6, 4998520), (8, 3748890), (10, 2999112), (12, 2499260), (15, 1999408), (16, 1874445), (19, 1578480), (20, 1499556), (24, 1249630), (30, 999704), (38, 789240), (40, 749778), (48, 624815), (57, 526160), (60, 499852), (76, 394620), (80, 374889), (95, 315696), (114, 263080), (120, 249926), (152, 197310), (190, 157848), (228, 131540), (240, 124963), (285, 105232), (304, 98655), (380, 78924), (456, 65770), (570, 52616), (760, 39462), (912, 32885), (1140, 26308), (1520, 19731), (2280, 13154), (4560, 6577)]