1320296715

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^2\times {\mathrm{37}}^1\times {\mathrm{1499}}^1$

素因数の和:1593

約数の個数: 72

約数和(自身を含む): 2458638000

約数和(自身を除く): 1138341285

約数列:

[1, 3, 5, 9, 15, 23, 37, 45, 69, 111, 115, 185, 207, 333, 345, 529, 555, 851, 1035, 1499, 1587, 1665, 2553, 2645, 4255, 4497, 4761, 7495, 7659, 7935, 12765, 13491, 19573, 22485, 23805, 34477, 38295, 55463, 58719, 67455, 97865, 103431, 166389, 172385, 176157, 277315, 293595, 310293, 499167, 517155, 792971, 831945, 880785, 1275649, 1551465, 2378913, 2495835, 3826947, 3964855, 6378245, 7136739, 11480841, 11894565, 19134735, 29339927, 35683695, 57404205, 88019781, 146699635, 264059343, 440098905, 1320296715]

約数ペア:

[(1, 1320296715), (3, 440098905), (5, 264059343), (9, 146699635), (15, 88019781), (23, 57404205), (37, 35683695), (45, 29339927), (69, 19134735), (111, 11894565), (115, 11480841), (185, 7136739), (207, 6378245), (333, 3964855), (345, 3826947), (529, 2495835), (555, 2378913), (851, 1551465), (1035, 1275649), (1499, 880785), (1587, 831945), (1665, 792971), (2553, 517155), (2645, 499167), (4255, 310293), (4497, 293595), (4761, 277315), (7495, 176157), (7659, 172385), (7935, 166389), (12765, 103431), (13491, 97865), (19573, 67455), (22485, 58719), (23805, 55463), (34477, 38295)]