15662299140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{991}}^1\times {\mathrm{87803}}^1$

素因数の和:88809

約数の個数: 72

約数和(自身を含む): 47557456128

約数和(自身を除く): 31895156988

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 991, 1982, 2973, 3964, 4955, 5946, 8919, 9910, 11892, 14865, 17838, 19820, 29730, 35676, 44595, 59460, 87803, 89190, 175606, 178380, 263409, 351212, 439015, 526818, 790227, 878030, 1053636, 1317045, 1580454, 1756060, 2634090, 3160908, 3951135, 5268180, 7902270, 15804540, 87012773, 174025546, 261038319, 348051092, 435063865, 522076638, 783114957, 870127730, 1044153276, 1305191595, 1566229914, 1740255460, 2610383190, 3132459828, 3915574785, 5220766380, 7831149570, 15662299140]

約数ペア:

[(1, 15662299140), (2, 7831149570), (3, 5220766380), (4, 3915574785), (5, 3132459828), (6, 2610383190), (9, 1740255460), (10, 1566229914), (12, 1305191595), (15, 1044153276), (18, 870127730), (20, 783114957), (30, 522076638), (36, 435063865), (45, 348051092), (60, 261038319), (90, 174025546), (180, 87012773), (991, 15804540), (1982, 7902270), (2973, 5268180), (3964, 3951135), (4955, 3160908), (5946, 2634090), (8919, 1756060), (9910, 1580454), (11892, 1317045), (14865, 1053636), (17838, 878030), (19820, 790227), (29730, 526818), (35676, 439015), (44595, 351212), (59460, 263409), (87803, 178380), (89190, 175606)]