30519675

素因数分解:

$3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{101}}^1$

素因数の和:213

約数の個数: 72

約数和(自身を含む): 59192640

約数和(自身を除く): 28672965

約数列:

[1, 3, 5, 9, 15, 17, 25, 45, 51, 75, 79, 85, 101, 153, 225, 237, 255, 303, 395, 425, 505, 711, 765, 909, 1185, 1275, 1343, 1515, 1717, 1975, 2525, 3555, 3825, 4029, 4545, 5151, 5925, 6715, 7575, 7979, 8585, 12087, 15453, 17775, 20145, 22725, 23937, 25755, 33575, 39895, 42925, 60435, 71811, 77265, 100725, 119685, 128775, 135643, 199475, 302175, 359055, 386325, 406929, 598425, 678215, 1220787, 1795275, 2034645, 3391075, 6103935, 10173225, 30519675]

約数ペア:

[(1, 30519675), (3, 10173225), (5, 6103935), (9, 3391075), (15, 2034645), (17, 1795275), (25, 1220787), (45, 678215), (51, 598425), (75, 406929), (79, 386325), (85, 359055), (101, 302175), (153, 199475), (225, 135643), (237, 128775), (255, 119685), (303, 100725), (395, 77265), (425, 71811), (505, 60435), (711, 42925), (765, 39895), (909, 33575), (1185, 25755), (1275, 23937), (1343, 22725), (1515, 20145), (1717, 17775), (1975, 15453), (2525, 12087), (3555, 8585), (3825, 7979), (4029, 7575), (4545, 6715), (5151, 5925)]