1390950

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{281}}^1$

素因数の和:310

約数の個数: 72

約数和(自身を含む): 4091256

約数和(自身を除く): 2700306

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 25, 30, 33, 45, 50, 55, 66, 75, 90, 99, 110, 150, 165, 198, 225, 275, 281, 330, 450, 495, 550, 562, 825, 843, 990, 1405, 1650, 1686, 2475, 2529, 2810, 3091, 4215, 4950, 5058, 6182, 7025, 8430, 9273, 12645, 14050, 15455, 18546, 21075, 25290, 27819, 30910, 42150, 46365, 55638, 63225, 77275, 92730, 126450, 139095, 154550, 231825, 278190, 463650, 695475, 1390950]

約数ペア:

[(1, 1390950), (2, 695475), (3, 463650), (5, 278190), (6, 231825), (9, 154550), (10, 139095), (11, 126450), (15, 92730), (18, 77275), (22, 63225), (25, 55638), (30, 46365), (33, 42150), (45, 30910), (50, 27819), (55, 25290), (66, 21075), (75, 18546), (90, 15455), (99, 14050), (110, 12645), (150, 9273), (165, 8430), (198, 7025), (225, 6182), (275, 5058), (281, 4950), (330, 4215), (450, 3091), (495, 2810), (550, 2529), (562, 2475), (825, 1686), (843, 1650), (990, 1405)]