389309160

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{229}}^1\times {\mathrm{457}}^1$

素因数の和:731

約数の個数: 128

約数和(自身を含む): 1213516800

約数和(自身を除く): 824207640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 120, 124, 155, 186, 229, 248, 310, 372, 457, 458, 465, 620, 687, 744, 914, 916, 930, 1145, 1240, 1371, 1374, 1828, 1832, 1860, 2285, 2290, 2742, 2748, 3435, 3656, 3720, 4570, 4580, 5484, 5496, 6855, 6870, 7099, 9140, 9160, 10968, 13710, 13740, 14167, 14198, 18280, 21297, 27420, 27480, 28334, 28396, 35495, 42501, 42594, 54840, 56668, 56792, 70835, 70990, 85002, 85188, 104653, 106485, 113336, 141670, 141980, 170004, 170376, 209306, 212505, 212970, 283340, 283960, 313959, 340008, 418612, 425010, 425940, 523265, 566680, 627918, 837224, 850020, 851880, 1046530, 1255836, 1569795, 1700040, 2093060, 2511672, 3139590, 3244243, 4186120, 6279180, 6488486, 9732729, 12558360, 12976972, 16221215, 19465458, 25953944, 32442430, 38930916, 48663645, 64884860, 77861832, 97327290, 129769720, 194654580, 389309160]

約数ペア:

[(1, 389309160), (2, 194654580), (3, 129769720), (4, 97327290), (5, 77861832), (6, 64884860), (8, 48663645), (10, 38930916), (12, 32442430), (15, 25953944), (20, 19465458), (24, 16221215), (30, 12976972), (31, 12558360), (40, 9732729), (60, 6488486), (62, 6279180), (93, 4186120), (120, 3244243), (124, 3139590), (155, 2511672), (186, 2093060), (229, 1700040), (248, 1569795), (310, 1255836), (372, 1046530), (457, 851880), (458, 850020), (465, 837224), (620, 627918), (687, 566680), (744, 523265), (914, 425940), (916, 425010), (930, 418612), (1145, 340008), (1240, 313959), (1371, 283960), (1374, 283340), (1828, 212970), (1832, 212505), (1860, 209306), (2285, 170376), (2290, 170004), (2742, 141980), (2748, 141670), (3435, 113336), (3656, 106485), (3720, 104653), (4570, 85188), (4580, 85002), (5484, 70990), (5496, 70835), (6855, 56792), (6870, 56668), (7099, 54840), (9140, 42594), (9160, 42501), (10968, 35495), (13710, 28396), (13740, 28334), (14167, 27480), (14198, 27420), (18280, 21297)]