287834250

素因数分解:

$2^1\times 3^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{251}}^1$

素因数の和:421

約数の個数: 128

約数和(自身を含む): 792529920

約数和(自身を除く): 504695670

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 25, 30, 33, 50, 55, 66, 75, 110, 125, 139, 150, 165, 250, 251, 275, 278, 330, 375, 417, 502, 550, 695, 750, 753, 825, 834, 1255, 1375, 1390, 1506, 1529, 1650, 2085, 2510, 2750, 2761, 3058, 3475, 3765, 4125, 4170, 4587, 5522, 6275, 6950, 7530, 7645, 8250, 8283, 9174, 10425, 12550, 13805, 15290, 16566, 17375, 18825, 20850, 22935, 27610, 31375, 34750, 34889, 37650, 38225, 41415, 45870, 52125, 62750, 69025, 69778, 76450, 82830, 94125, 104250, 104667, 114675, 138050, 174445, 188250, 191125, 207075, 209334, 229350, 345125, 348890, 382250, 383779, 414150, 523335, 573375, 690250, 767558, 872225, 1035375, 1046670, 1146750, 1151337, 1744450, 1918895, 2070750, 2302674, 2616675, 3837790, 4361125, 5233350, 5756685, 8722250, 9594475, 11513370, 13083375, 19188950, 26166750, 28783425, 47972375, 57566850, 95944750, 143917125, 287834250]

約数ペア:

[(1, 287834250), (2, 143917125), (3, 95944750), (5, 57566850), (6, 47972375), (10, 28783425), (11, 26166750), (15, 19188950), (22, 13083375), (25, 11513370), (30, 9594475), (33, 8722250), (50, 5756685), (55, 5233350), (66, 4361125), (75, 3837790), (110, 2616675), (125, 2302674), (139, 2070750), (150, 1918895), (165, 1744450), (250, 1151337), (251, 1146750), (275, 1046670), (278, 1035375), (330, 872225), (375, 767558), (417, 690250), (502, 573375), (550, 523335), (695, 414150), (750, 383779), (753, 382250), (825, 348890), (834, 345125), (1255, 229350), (1375, 209334), (1390, 207075), (1506, 191125), (1529, 188250), (1650, 174445), (2085, 138050), (2510, 114675), (2750, 104667), (2761, 104250), (3058, 94125), (3475, 82830), (3765, 76450), (4125, 69778), (4170, 69025), (4587, 62750), (5522, 52125), (6275, 45870), (6950, 41415), (7530, 38225), (7645, 37650), (8250, 34889), (8283, 34750), (9174, 31375), (10425, 27610), (12550, 22935), (13805, 20850), (15290, 18825), (16566, 17375)]